71288816

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{84067}}^1$

素因数の和:84128

約数の個数: 20

約数和(自身を含む): 140729832

約数和(自身を除く): 69441016

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 84067, 168134, 336268, 672536, 1345072, 4455551, 8911102, 17822204, 35644408, 71288816]

約数ペア:

[(1, 71288816), (2, 35644408), (4, 17822204), (8, 8911102), (16, 4455551), (53, 1345072), (106, 672536), (212, 336268), (424, 168134), (848, 84067)]