42809637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 63504000

約数和(自身を除く): 20694363

約数列:

[1, 3, 13, 39, 53, 139, 149, 159, 417, 447, 689, 1807, 1937, 2067, 5421, 5811, 7367, 7897, 20711, 22101, 23691, 62133, 95771, 102661, 269243, 287313, 307983, 807729, 1097683, 3293049, 14269879, 42809637]

約数ペア:

[(1, 42809637), (3, 14269879), (13, 3293049), (39, 1097683), (53, 807729), (139, 307983), (149, 287313), (159, 269243), (417, 102661), (447, 95771), (689, 62133), (1807, 23691), (1937, 22101), (2067, 20711), (5421, 7897), (5811, 7367)]