690656

素因数分解:

$2^5\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 24

約数和(自身を含む): 1378944

約数和(自身を除く): 688288

約数列:

[1, 2, 4, 8, 16, 32, 113, 191, 226, 382, 452, 764, 904, 1528, 1808, 3056, 3616, 6112, 21583, 43166, 86332, 172664, 345328, 690656]

約数ペア:

[(1, 690656), (2, 345328), (4, 172664), (8, 86332), (16, 43166), (32, 21583), (113, 6112), (191, 3616), (226, 3056), (382, 1808), (452, 1528), (764, 904)]