71555822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 125329680

約数和(自身を除く): 53773858

約数列:

[1, 2, 13, 17, 26, 34, 89, 107, 178, 214, 221, 289, 442, 578, 1157, 1391, 1513, 1819, 2314, 2782, 3026, 3638, 3757, 7514, 9523, 19046, 19669, 23647, 25721, 30923, 39338, 47294, 51442, 61846, 123799, 161891, 247598, 323782, 334373, 401999, 668746, 803998, 2104583, 2752147, 4209166, 5504294, 35777911, 71555822]

約数ペア:

[(1, 71555822), (2, 35777911), (13, 5504294), (17, 4209166), (26, 2752147), (34, 2104583), (89, 803998), (107, 668746), (178, 401999), (214, 334373), (221, 323782), (289, 247598), (442, 161891), (578, 123799), (1157, 61846), (1391, 51442), (1513, 47294), (1819, 39338), (2314, 30923), (2782, 25721), (3026, 23647), (3638, 19669), (3757, 19046), (7514, 9523)]