131290684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{246787}}^1$

素因数の和:246817

約数の個数: 24

約数和(自身を含む): 276402560

約数和(自身を除く): 145111876

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 246787, 493574, 987148, 1727509, 3455018, 4688953, 6910036, 9377906, 18755812, 32822671, 65645342, 131290684]

約数ペア:

[(1, 131290684), (2, 65645342), (4, 32822671), (7, 18755812), (14, 9377906), (19, 6910036), (28, 4688953), (38, 3455018), (76, 1727509), (133, 987148), (266, 493574), (532, 246787)]