128207688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{763141}}^1$

素因数の和:763157

約数の個数: 32

約数和(自身を含む): 366308160

約数和(自身を除く): 238100472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 763141, 1526282, 2289423, 3052564, 4578846, 5341987, 6105128, 9157692, 10683974, 16025961, 18315384, 21367948, 32051922, 42735896, 64103844, 128207688]

約数ペア:

[(1, 128207688), (2, 64103844), (3, 42735896), (4, 32051922), (6, 21367948), (7, 18315384), (8, 16025961), (12, 10683974), (14, 9157692), (21, 6105128), (24, 5341987), (28, 4578846), (42, 3052564), (56, 2289423), (84, 1526282), (168, 763141)]