289374648

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{86743}}^1$

素因数の和:86891

約数の個数: 32

約数和(自身を含む): 728649600

約数和(自身を除く): 439274952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 86743, 173486, 260229, 346972, 520458, 693944, 1040916, 2081832, 12057277, 24114554, 36171831, 48229108, 72343662, 96458216, 144687324, 289374648]

約数ペア:

[(1, 289374648), (2, 144687324), (3, 96458216), (4, 72343662), (6, 48229108), (8, 36171831), (12, 24114554), (24, 12057277), (139, 2081832), (278, 1040916), (417, 693944), (556, 520458), (834, 346972), (1112, 260229), (1668, 173486), (3336, 86743)]