222714359

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 280996320

約数和(自身を除く): 58281961

約数列:

[1, 7, 23, 37, 49, 109, 161, 259, 343, 763, 851, 1127, 1813, 2401, 2507, 4033, 5341, 5957, 7889, 12691, 17549, 28231, 37387, 41699, 55223, 88837, 92759, 122843, 197617, 261709, 291893, 649313, 859901, 1383319, 2043251, 4545191, 6019307, 9683233, 31816337, 222714359]

約数ペア:

[(1, 222714359), (7, 31816337), (23, 9683233), (37, 6019307), (49, 4545191), (109, 2043251), (161, 1383319), (259, 859901), (343, 649313), (763, 291893), (851, 261709), (1127, 197617), (1813, 122843), (2401, 92759), (2507, 88837), (4033, 55223), (5341, 41699), (5957, 37387), (7889, 28231), (12691, 17549)]