128078454

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{435641}}^1$

素因数の和:435660

約数の個数: 24

約数和(自身を含む): 297979128

約数和(自身を除く): 169900674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 435641, 871282, 1306923, 2613846, 3049487, 6098974, 9148461, 18296922, 21346409, 42692818, 64039227, 128078454]

約数ペア:

[(1, 128078454), (2, 64039227), (3, 42692818), (6, 21346409), (7, 18296922), (14, 9148461), (21, 6098974), (42, 3049487), (49, 2613846), (98, 1306923), (147, 871282), (294, 435641)]