81287394

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{4243}}^1$

素因数の和:4382

約数の個数: 32

約数和(自身を含む): 169488384

約数和(自身を除く): 88200990

約数列:

[1, 2, 3, 6, 31, 62, 93, 103, 186, 206, 309, 618, 3193, 4243, 6386, 8486, 9579, 12729, 19158, 25458, 131533, 263066, 394599, 437029, 789198, 874058, 1311087, 2622174, 13547899, 27095798, 40643697, 81287394]

約数ペア:

[(1, 81287394), (2, 40643697), (3, 27095798), (6, 13547899), (31, 2622174), (62, 1311087), (93, 874058), (103, 789198), (186, 437029), (206, 394599), (309, 263066), (618, 131533), (3193, 25458), (4243, 19158), (6386, 12729), (8486, 9579)]