420869367068

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{1637}}^1\times {\mathrm{152671}}^1$

素因数の和:154733

約数の個数: 24

約数和(自身を含む): 738726678144

約数和(自身を除く): 317857311076

約数列:

[1, 2, 4, 421, 842, 1637, 1684, 3274, 6548, 152671, 305342, 610684, 689177, 1378354, 2756708, 64274491, 128548982, 249922427, 257097964, 499844854, 999689708, 105217341767, 210434683534, 420869367068]

約数ペア:

[(1, 420869367068), (2, 210434683534), (4, 105217341767), (421, 999689708), (842, 499844854), (1637, 257097964), (1684, 249922427), (3274, 128548982), (6548, 64274491), (152671, 2756708), (305342, 1378354), (610684, 689177)]