253154629

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 340599168

約数和(自身を除く): 87444539

約数列:

[1, 7, 13, 23, 37, 49, 91, 161, 259, 299, 467, 481, 637, 851, 1127, 1813, 2093, 3269, 3367, 5957, 6071, 10741, 11063, 14651, 17279, 22883, 23569, 41699, 42497, 75187, 77441, 120953, 139633, 224627, 297479, 397417, 526309, 542087, 846671, 977431, 1572389, 2781919, 5166421, 6842017, 11006723, 19473433, 36164947, 253154629]

約数ペア:

[(1, 253154629), (7, 36164947), (13, 19473433), (23, 11006723), (37, 6842017), (49, 5166421), (91, 2781919), (161, 1572389), (259, 977431), (299, 846671), (467, 542087), (481, 526309), (637, 397417), (851, 297479), (1127, 224627), (1813, 139633), (2093, 120953), (3269, 77441), (3367, 75187), (5957, 42497), (6071, 41699), (10741, 23569), (11063, 22883), (14651, 17279)]