8900409

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 13920768

約数和(自身を除く): 5020359

約数列:

[1, 3, 7, 21, 49, 147, 191, 317, 573, 951, 1337, 2219, 4011, 6657, 9359, 15533, 28077, 46599, 60547, 181641, 423829, 1271487, 2966803, 8900409]

約数ペア:

[(1, 8900409), (3, 2966803), (7, 1271487), (21, 423829), (49, 181641), (147, 60547), (191, 46599), (317, 28077), (573, 15533), (951, 9359), (1337, 6657), (2219, 4011)]