97878890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{238729}}^1$

素因数の和:238777

約数の個数: 16

約数和(自身を含む): 180479880

約数和(自身を除く): 82600990

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 238729, 477458, 1193645, 2387290, 9787889, 19575778, 48939445, 97878890]

約数ペア:

[(1, 97878890), (2, 48939445), (5, 19575778), (10, 9787889), (41, 2387290), (82, 1193645), (205, 477458), (410, 238729)]