137975915

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{51197}}^1$

素因数の和:51227

約数の個数: 24

約数和(自身を含む): 210116592

約数和(自身を除く): 72140677

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 51197, 255985, 358379, 563167, 1791895, 2508653, 2815835, 3942169, 12543265, 19710845, 27595183, 137975915]

約数ペア:

[(1, 137975915), (5, 27595183), (7, 19710845), (11, 12543265), (35, 3942169), (49, 2815835), (55, 2508653), (77, 1791895), (245, 563167), (385, 358379), (539, 255985), (2695, 51197)]