72611518

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 127296000

約数和(自身を除く): 54684482

約数列:

[1, 2, 7, 14, 67, 134, 199, 389, 398, 469, 778, 938, 1393, 2723, 2786, 5446, 13333, 26063, 26666, 52126, 77411, 93331, 154822, 182441, 186662, 364882, 541877, 1083754, 5186537, 10373074, 36305759, 72611518]

約数ペア:

[(1, 72611518), (2, 36305759), (7, 10373074), (14, 5186537), (67, 1083754), (134, 541877), (199, 364882), (389, 186662), (398, 182441), (469, 154822), (778, 93331), (938, 77411), (1393, 52126), (2723, 26666), (2786, 26063), (5446, 13333)]