1387778

素因数分解:

$2^1\times 7^4\times {\mathrm{17}}^2$

素因数の和:64

約数の個数: 30

約数和(自身を含む): 2579721

約数和(自身を除く): 1191943

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 289, 343, 578, 686, 833, 1666, 2023, 2401, 4046, 4802, 5831, 11662, 14161, 28322, 40817, 81634, 99127, 198254, 693889, 1387778]

約数ペア:

[(1, 1387778), (2, 693889), (7, 198254), (14, 99127), (17, 81634), (34, 40817), (49, 28322), (98, 14161), (119, 11662), (238, 5831), (289, 4802), (343, 4046), (578, 2401), (686, 2023), (833, 1666)]