291209301428

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{941}}^1\times {\mathrm{4261}}^1$

素因数の和:5544

約数の個数: 48

約数和(自身を含む): 519804703488

約数和(自身を除く): 228595402060

約数列:

[1, 2, 4, 67, 134, 268, 271, 542, 941, 1084, 1882, 3764, 4261, 8522, 17044, 18157, 36314, 63047, 72628, 126094, 252188, 255011, 285487, 510022, 570974, 1020044, 1141948, 1154731, 2309462, 4009601, 4618924, 8019202, 16038404, 17085737, 34171474, 68342948, 77366977, 154733954, 268643267, 309467908, 537286534, 1074573068, 1086601871, 2173203742, 4346407484, 72802325357, 145604650714, 291209301428]

約数ペア:

[(1, 291209301428), (2, 145604650714), (4, 72802325357), (67, 4346407484), (134, 2173203742), (268, 1086601871), (271, 1074573068), (542, 537286534), (941, 309467908), (1084, 268643267), (1882, 154733954), (3764, 77366977), (4261, 68342948), (8522, 34171474), (17044, 17085737), (18157, 16038404), (36314, 8019202), (63047, 4618924), (72628, 4009601), (126094, 2309462), (252188, 1154731), (255011, 1141948), (285487, 1020044), (510022, 570974)]