31889431

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4831}}^1$

素因数の和:4902

約数の個数: 16

約数和(自身を含む): 38965248

約数和(自身を除く): 7075817

約数列:

[1, 7, 23, 41, 161, 287, 943, 4831, 6601, 33817, 111113, 198071, 777791, 1386497, 4555633, 31889431]

約数ペア:

[(1, 31889431), (7, 4555633), (23, 1386497), (41, 777791), (161, 198071), (287, 111113), (943, 33817), (4831, 6601)]