31403124

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1541

約数の個数: 72

約数和(自身を含む): 86311680

約数和(自身を除く): 54908556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1481, 1767, 2356, 2962, 3534, 4443, 5301, 5924, 7068, 8886, 10602, 13329, 17772, 21204, 26658, 28139, 45911, 53316, 56278, 84417, 91822, 112556, 137733, 168834, 183644, 253251, 275466, 337668, 413199, 506502, 550932, 826398, 872309, 1013004, 1652796, 1744618, 2616927, 3489236, 5233854, 7850781, 10467708, 15701562, 31403124]

約数ペア:

[(1, 31403124), (2, 15701562), (3, 10467708), (4, 7850781), (6, 5233854), (9, 3489236), (12, 2616927), (18, 1744618), (19, 1652796), (31, 1013004), (36, 872309), (38, 826398), (57, 550932), (62, 506502), (76, 413199), (93, 337668), (114, 275466), (124, 253251), (171, 183644), (186, 168834), (228, 137733), (279, 112556), (342, 91822), (372, 84417), (558, 56278), (589, 53316), (684, 45911), (1116, 28139), (1178, 26658), (1481, 21204), (1767, 17772), (2356, 13329), (2962, 10602), (3534, 8886), (4443, 7068), (5301, 5924)]