263009688

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{42641}}^1$

素因数の和:42907

約数の個数: 32

約数和(自身を含む): 660098160

約数和(自身を除く): 397088472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 6168, 42641, 85282, 127923, 170564, 255846, 341128, 511692, 1023384, 10958737, 21917474, 32876211, 43834948, 65752422, 87669896, 131504844, 263009688]

約数ペア:

[(1, 263009688), (2, 131504844), (3, 87669896), (4, 65752422), (6, 43834948), (8, 32876211), (12, 21917474), (24, 10958737), (257, 1023384), (514, 511692), (771, 341128), (1028, 255846), (1542, 170564), (2056, 127923), (3084, 85282), (6168, 42641)]