725462512

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{189713}}^1$

素因数の和:189960

約数の個数: 20

約数和(自身を含む): 1411472160

約数和(自身を除く): 686009648

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 189713, 379426, 758852, 1517704, 3035408, 45341407, 90682814, 181365628, 362731256, 725462512]

約数ペア:

[(1, 725462512), (2, 362731256), (4, 181365628), (8, 90682814), (16, 45341407), (239, 3035408), (478, 1517704), (956, 758852), (1912, 379426), (3824, 189713)]