81886252

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{13477}}^1$

素因数の和:13526

約数の個数: 36

約数和(自身を含む): 172087104

約数和(自身を除く): 90200852

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 13477, 26954, 53908, 94339, 188678, 377356, 417787, 660373, 835574, 1320746, 1671148, 2641492, 2924509, 5849018, 11698036, 20471563, 40943126, 81886252]

約数ペア:

[(1, 81886252), (2, 40943126), (4, 20471563), (7, 11698036), (14, 5849018), (28, 2924509), (31, 2641492), (49, 1671148), (62, 1320746), (98, 835574), (124, 660373), (196, 417787), (217, 377356), (434, 188678), (868, 94339), (1519, 53908), (3038, 26954), (6076, 13477)]