631540156

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{17627}}^1$

素因数の和:17710

約数の個数: 36

約数和(自身を含む): 1219399272

約数和(自身を除く): 587859116

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 169, 212, 338, 676, 689, 1378, 2756, 8957, 17627, 17914, 35254, 35828, 70508, 229151, 458302, 916604, 934231, 1868462, 2978963, 3736924, 5957926, 11915852, 12145003, 24290006, 48580012, 157885039, 315770078, 631540156]

約数ペア:

[(1, 631540156), (2, 315770078), (4, 157885039), (13, 48580012), (26, 24290006), (52, 12145003), (53, 11915852), (106, 5957926), (169, 3736924), (212, 2978963), (338, 1868462), (676, 934231), (689, 916604), (1378, 458302), (2756, 229151), (8957, 70508), (17627, 35828), (17914, 35254)]