212280529

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2749}}^1$

素因数の和:2880

約数の個数: 16

約数和(自身を含む): 228096000

約数和(自身を除く): 15815471

約数列:

[1, 31, 47, 53, 1457, 1643, 2491, 2749, 77221, 85219, 129203, 145697, 4005293, 4516607, 6847759, 212280529]

約数ペア:

[(1, 212280529), (31, 6847759), (47, 4516607), (53, 4005293), (1457, 145697), (1643, 129203), (2491, 85219), (2749, 77221)]