668804584

素因数分解:

$2^3\times 7^1\times {\mathrm{2143}}^1\times {\mathrm{5573}}^1$

素因数の和:7729

約数の個数: 32

約数和(自身を含む): 1434078720

約数和(自身を除く): 765274136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2143, 4286, 5573, 8572, 11146, 15001, 17144, 22292, 30002, 39011, 44584, 60004, 78022, 120008, 156044, 312088, 11942939, 23885878, 47771756, 83600573, 95543512, 167201146, 334402292, 668804584]

約数ペア:

[(1, 668804584), (2, 334402292), (4, 167201146), (7, 95543512), (8, 83600573), (14, 47771756), (28, 23885878), (56, 11942939), (2143, 312088), (4286, 156044), (5573, 120008), (8572, 78022), (11146, 60004), (15001, 44584), (17144, 39011), (22292, 30002)]