72471512

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 139898880

約数和(自身を除く): 67427368

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 344, 382, 764, 1103, 1528, 2206, 4412, 8213, 8824, 16426, 32852, 47429, 65704, 94858, 189716, 210673, 379432, 421346, 842692, 1685384, 9058939, 18117878, 36235756, 72471512]

約数ペア:

[(1, 72471512), (2, 36235756), (4, 18117878), (8, 9058939), (43, 1685384), (86, 842692), (172, 421346), (191, 379432), (344, 210673), (382, 189716), (764, 94858), (1103, 65704), (1528, 47429), (2206, 32852), (4412, 16426), (8213, 8824)]