209905092

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1481}}^1$

素因数の和:1649

約数の個数: 72

約数和(自身を含む): 552394752

約数和(自身を除く): 342489660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 127, 186, 254, 279, 372, 381, 508, 558, 762, 1116, 1143, 1481, 1524, 2286, 2962, 3937, 4443, 4572, 5924, 7874, 8886, 11811, 13329, 15748, 17772, 23622, 26658, 35433, 45911, 47244, 53316, 70866, 91822, 137733, 141732, 183644, 188087, 275466, 376174, 413199, 550932, 564261, 752348, 826398, 1128522, 1652796, 1692783, 2257044, 3385566, 5830697, 6771132, 11661394, 17492091, 23322788, 34984182, 52476273, 69968364, 104952546, 209905092]

約数ペア:

[(1, 209905092), (2, 104952546), (3, 69968364), (4, 52476273), (6, 34984182), (9, 23322788), (12, 17492091), (18, 11661394), (31, 6771132), (36, 5830697), (62, 3385566), (93, 2257044), (124, 1692783), (127, 1652796), (186, 1128522), (254, 826398), (279, 752348), (372, 564261), (381, 550932), (508, 413199), (558, 376174), (762, 275466), (1116, 188087), (1143, 183644), (1481, 141732), (1524, 137733), (2286, 91822), (2962, 70866), (3937, 53316), (4443, 47244), (4572, 45911), (5924, 35433), (7874, 26658), (8886, 23622), (11811, 17772), (13329, 15748)]