388615734

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1660751}}^1$

素因数の和:1660772

約数の個数: 24

約数和(自身を含む): 906770592

約数和(自身を除く): 518154858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1660751, 3321502, 4982253, 9964506, 14946759, 21589763, 29893518, 43179526, 64769289, 129538578, 194307867, 388615734]

約数ペア:

[(1, 388615734), (2, 194307867), (3, 129538578), (6, 64769289), (9, 43179526), (13, 29893518), (18, 21589763), (26, 14946759), (39, 9964506), (78, 4982253), (117, 3321502), (234, 1660751)]