388750518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1661327}}^1$

素因数の和:1661348

約数の個数: 24

約数和(自身を含む): 907085088

約数和(自身を除く): 518334570

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1661327, 3322654, 4983981, 9967962, 14951943, 21597251, 29903886, 43194502, 64791753, 129583506, 194375259, 388750518]

約数ペア:

[(1, 388750518), (2, 194375259), (3, 129583506), (6, 64791753), (9, 43194502), (13, 29903886), (18, 21597251), (26, 14951943), (39, 9967962), (78, 4983981), (117, 3322654), (234, 1661327)]