255587475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23831}}^1$

素因数の和:23868

約数の個数: 48

約数和(自身を含む): 496468224

約数和(自身を除く): 240880749

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 2145, 3575, 10725, 23831, 71493, 119155, 262141, 309803, 357465, 595775, 786423, 929409, 1310705, 1549015, 1787325, 3407833, 3932115, 4647045, 6553525, 7745075, 10223499, 17039165, 19660575, 23235225, 51117495, 85195825, 255587475]

約数ペア:

[(1, 255587475), (3, 85195825), (5, 51117495), (11, 23235225), (13, 19660575), (15, 17039165), (25, 10223499), (33, 7745075), (39, 6553525), (55, 4647045), (65, 3932115), (75, 3407833), (143, 1787325), (165, 1549015), (195, 1310705), (275, 929409), (325, 786423), (429, 595775), (715, 357465), (825, 309803), (975, 262141), (2145, 119155), (3575, 71493), (10725, 23831)]