87690374

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 139860000

約数和(自身を除く): 52169626

約数列:

[1, 2, 29, 58, 73, 139, 146, 149, 278, 298, 2117, 4031, 4234, 4321, 8062, 8642, 10147, 10877, 20294, 20711, 21754, 41422, 294263, 315433, 588526, 600619, 630866, 1201238, 1511903, 3023806, 43845187, 87690374]

約数ペア:

[(1, 87690374), (2, 43845187), (29, 3023806), (58, 1511903), (73, 1201238), (139, 630866), (146, 600619), (149, 588526), (278, 315433), (298, 294263), (2117, 41422), (4031, 21754), (4234, 20711), (4321, 20294), (8062, 10877), (8642, 10147)]