31017190

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 58250016

約数和(自身を除く): 27232826

約数列:

[1, 2, 5, 10, 43, 53, 86, 106, 215, 265, 430, 530, 1361, 2279, 2722, 4558, 6805, 11395, 13610, 22790, 58523, 72133, 117046, 144266, 292615, 360665, 585230, 721330, 3101719, 6203438, 15508595, 31017190]

約数ペア:

[(1, 31017190), (2, 15508595), (5, 6203438), (10, 3101719), (43, 721330), (53, 585230), (86, 360665), (106, 292615), (215, 144266), (265, 117046), (430, 72133), (530, 58523), (1361, 22790), (2279, 13610), (2722, 11395), (4558, 6805)]