215511348790

素因数分解:

$2^1\times 5^1\times {\mathrm{529603}}^1\times {\mathrm{40693}}^1$

素因数の和:570303

約数の個数: 16

約数和(自身を含む): 387930693168

約数和(自身を除く): 172419344378

約数列:

[1, 2, 5, 10, 40693, 81386, 203465, 406930, 529603, 1059206, 2648015, 5296030, 21551134879, 43102269758, 107755674395, 215511348790]

約数ペア:

[(1, 215511348790), (2, 107755674395), (5, 43102269758), (10, 21551134879), (40693, 5296030), (81386, 2648015), (203465, 1059206), (406930, 529603)]