128609998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{991}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 223699968

約数和(自身を除く): 95089970

約数列:

[1, 2, 11, 17, 22, 34, 187, 347, 374, 694, 991, 1982, 3817, 5899, 7634, 10901, 11798, 16847, 21802, 33694, 64889, 129778, 185317, 343877, 370634, 687754, 3782647, 5845909, 7565294, 11691818, 64304999, 128609998]

約数ペア:

[(1, 128609998), (2, 64304999), (11, 11691818), (17, 7565294), (22, 5845909), (34, 3782647), (187, 687754), (347, 370634), (374, 343877), (694, 185317), (991, 129778), (1982, 64889), (3817, 33694), (5899, 21802), (7634, 16847), (10901, 11798)]