138728538

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3467}}^1$

素因数の和:3513

約数の個数: 80

約数和(自身を含む): 352487520

約数和(自身を除く): 213758982

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 81, 114, 117, 162, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1053, 1482, 1539, 2106, 2223, 3078, 3467, 4446, 6669, 6934, 10401, 13338, 20007, 20802, 31203, 40014, 45071, 62406, 65873, 90142, 93609, 131746, 135213, 187218, 197619, 270426, 280827, 395238, 405639, 561654, 592857, 811278, 856349, 1185714, 1216917, 1712698, 1778571, 2433834, 2569047, 3557142, 3650751, 5138094, 5335713, 7301502, 7707141, 10671426, 15414282, 23121423, 46242846, 69364269, 138728538]

約数ペア:

[(1, 138728538), (2, 69364269), (3, 46242846), (6, 23121423), (9, 15414282), (13, 10671426), (18, 7707141), (19, 7301502), (26, 5335713), (27, 5138094), (38, 3650751), (39, 3557142), (54, 2569047), (57, 2433834), (78, 1778571), (81, 1712698), (114, 1216917), (117, 1185714), (162, 856349), (171, 811278), (234, 592857), (247, 561654), (342, 405639), (351, 395238), (494, 280827), (513, 270426), (702, 197619), (741, 187218), (1026, 135213), (1053, 131746), (1482, 93609), (1539, 90142), (2106, 65873), (2223, 62406), (3078, 45071), (3467, 40014), (4446, 31203), (6669, 20802), (6934, 20007), (10401, 13338)]