278315494

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:888

約数の個数: 24

約数和(自身を含む): 434531448

約数和(自身を除く): 156215954

約数列:

[1, 2, 29, 58, 337, 491, 674, 841, 982, 1682, 9773, 14239, 19546, 28478, 165467, 283417, 330934, 412931, 566834, 825862, 4798543, 9597086, 139157747, 278315494]

約数ペア:

[(1, 278315494), (2, 139157747), (29, 9597086), (58, 4798543), (337, 825862), (491, 566834), (674, 412931), (841, 330934), (982, 283417), (1682, 165467), (9773, 28478), (14239, 19546)]