128663886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71719}}^1$

素因数の和:71760

約数の個数: 32

約数和(自身を含む): 289175040

約数和(自身を除く): 160511154

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 71719, 143438, 215157, 430314, 932347, 1649537, 1864694, 2797041, 3299074, 4948611, 5594082, 9897222, 21443981, 42887962, 64331943, 128663886]

約数ペア:

[(1, 128663886), (2, 64331943), (3, 42887962), (6, 21443981), (13, 9897222), (23, 5594082), (26, 4948611), (39, 3299074), (46, 2797041), (69, 1864694), (78, 1649537), (138, 932347), (299, 430314), (598, 215157), (897, 143438), (1794, 71719)]