31253291235

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^3\times {\mathrm{409}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 60582912000

約数和(自身を除く): 29329620765

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 93, 95, 135, 155, 171, 279, 285, 409, 465, 513, 589, 837, 855, 961, 1227, 1395, 1767, 2045, 2565, 2883, 2945, 3681, 4185, 4805, 5301, 6135, 7771, 8649, 8835, 11043, 12679, 14415, 15903, 18259, 18405, 23313, 25947, 26505, 29791, 38037, 38855, 43245, 54777, 55215, 63395, 69939, 79515, 89373, 91295, 114111, 116565, 129735, 148955, 164331, 190185, 209817, 240901, 268119, 273885, 342333, 349695, 393049, 446865, 492993, 566029, 570555, 722703, 804357, 821655, 1049085, 1179147, 1204505, 1340595, 1698087, 1711665, 1965245, 2168109, 2464965, 2830145, 3537441, 3613515, 4021785, 5094261, 5895735, 6504327, 7467931, 8490435, 10612323, 10840545, 12184519, 15282783, 17687205, 22403793, 25471305, 32521635, 36553557, 37339655, 53061615, 60922595, 67211379, 76413915, 109660671, 112018965, 182767785, 201634137, 231505861, 328982013, 336056895, 548303355, 694517583, 1008170685, 1157529305, 1644910065, 2083552749, 3472587915, 6250658247, 10417763745, 31253291235]

約数ペア:

[(1, 31253291235), (3, 10417763745), (5, 6250658247), (9, 3472587915), (15, 2083552749), (19, 1644910065), (27, 1157529305), (31, 1008170685), (45, 694517583), (57, 548303355), (93, 336056895), (95, 328982013), (135, 231505861), (155, 201634137), (171, 182767785), (279, 112018965), (285, 109660671), (409, 76413915), (465, 67211379), (513, 60922595), (589, 53061615), (837, 37339655), (855, 36553557), (961, 32521635), (1227, 25471305), (1395, 22403793), (1767, 17687205), (2045, 15282783), (2565, 12184519), (2883, 10840545), (2945, 10612323), (3681, 8490435), (4185, 7467931), (4805, 6504327), (5301, 5895735), (6135, 5094261), (7771, 4021785), (8649, 3613515), (8835, 3537441), (11043, 2830145), (12679, 2464965), (14415, 2168109), (15903, 1965245), (18259, 1711665), (18405, 1698087), (23313, 1340595), (25947, 1204505), (26505, 1179147), (29791, 1049085), (38037, 821655), (38855, 804357), (43245, 722703), (54777, 570555), (55215, 566029), (63395, 492993), (69939, 446865), (79515, 393049), (89373, 349695), (91295, 342333), (114111, 273885), (116565, 268119), (129735, 240901), (148955, 209817), (164331, 190185)]