128560908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{218641}}^1$

素因数の和:218662

約数の個数: 36

約数和(自身を含む): 348952632

約数和(自身を除く): 220391724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 218641, 437282, 655923, 874564, 1311846, 1530487, 2623692, 3060974, 4591461, 6121948, 9182922, 10713409, 18365844, 21426818, 32140227, 42853636, 64280454, 128560908]

約数ペア:

[(1, 128560908), (2, 64280454), (3, 42853636), (4, 32140227), (6, 21426818), (7, 18365844), (12, 10713409), (14, 9182922), (21, 6121948), (28, 4591461), (42, 3060974), (49, 2623692), (84, 1530487), (98, 1311846), (147, 874564), (196, 655923), (294, 437282), (588, 218641)]