72961688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1831}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 145424160

約数和(自身を除く): 72462472

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 293, 586, 1172, 1831, 2344, 3662, 4981, 7324, 9962, 14648, 19924, 31127, 39848, 62254, 124508, 249016, 536483, 1072966, 2145932, 4291864, 9120211, 18240422, 36480844, 72961688]

約数ペア:

[(1, 72961688), (2, 36480844), (4, 18240422), (8, 9120211), (17, 4291864), (34, 2145932), (68, 1072966), (136, 536483), (293, 249016), (586, 124508), (1172, 62254), (1831, 39848), (2344, 31127), (3662, 19924), (4981, 14648), (7324, 9962)]