205375095

素因数分解:

$3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:3994

約数の個数: 48

約数和(自身を含む): 377849472

約数和(自身を除く): 172474377

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 243, 387, 405, 645, 1161, 1215, 1935, 3483, 3931, 5805, 10449, 11793, 17415, 19655, 35379, 52245, 58965, 106137, 169033, 176895, 318411, 507099, 530685, 845165, 955233, 1521297, 1592055, 2535495, 4563891, 4776165, 7606485, 13691673, 22819455, 41075019, 68458365, 205375095]

約数ペア:

[(1, 205375095), (3, 68458365), (5, 41075019), (9, 22819455), (15, 13691673), (27, 7606485), (43, 4776165), (45, 4563891), (81, 2535495), (129, 1592055), (135, 1521297), (215, 955233), (243, 845165), (387, 530685), (405, 507099), (645, 318411), (1161, 176895), (1215, 169033), (1935, 106137), (3483, 58965), (3931, 52245), (5805, 35379), (10449, 19655), (11793, 17415)]