78883191

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 115864320

約数和(自身を除く): 36981129

約数列:

[1, 3, 9, 109, 191, 327, 421, 573, 981, 1263, 1719, 3789, 20819, 45889, 62457, 80411, 137667, 187371, 241233, 413001, 723699, 8764799, 26294397, 78883191]

約数ペア:

[(1, 78883191), (3, 26294397), (9, 8764799), (109, 723699), (191, 413001), (327, 241233), (421, 187371), (573, 137667), (981, 80411), (1263, 62457), (1719, 45889), (3789, 20819)]