202007661

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 282124800

約数和(自身を除く): 80117139

約数列:

[1, 3, 61, 79, 89, 157, 183, 237, 267, 471, 4819, 5429, 7031, 9577, 12403, 13973, 14457, 16287, 21093, 28731, 37209, 41919, 428891, 756583, 852353, 1103867, 1286673, 2269749, 2557059, 3311601, 67335887, 202007661]

約数ペア:

[(1, 202007661), (3, 67335887), (61, 3311601), (79, 2557059), (89, 2269749), (157, 1286673), (183, 1103867), (237, 852353), (267, 756583), (471, 428891), (4819, 41919), (5429, 37209), (7031, 28731), (9577, 21093), (12403, 16287), (13973, 14457)]