31416651

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^2$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 53391312

約数和(自身を除く): 21974661

約数列:

[1, 3, 7, 9, 21, 53, 63, 97, 159, 291, 371, 477, 679, 873, 1113, 2037, 3339, 5141, 6111, 9409, 15423, 28227, 35987, 46269, 65863, 84681, 107961, 197589, 323883, 498677, 592767, 1496031, 3490739, 4488093, 10472217, 31416651]

約数ペア:

[(1, 31416651), (3, 10472217), (7, 4488093), (9, 3490739), (21, 1496031), (53, 592767), (63, 498677), (97, 323883), (159, 197589), (291, 107961), (371, 84681), (477, 65863), (679, 46269), (873, 35987), (1113, 28227), (2037, 15423), (3339, 9409), (5141, 6111)]