642212856

素因数分解:

$2^3\times 3^2\times {\mathrm{8919623}}^1$

素因数の和:8919635

約数の個数: 24

約数和(自身を含む): 1739326680

約数和(自身を除く): 1097113824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8919623, 17839246, 26758869, 35678492, 53517738, 71356984, 80276607, 107035476, 160553214, 214070952, 321106428, 642212856]

約数ペア:

[(1, 642212856), (2, 321106428), (3, 214070952), (4, 160553214), (6, 107035476), (8, 80276607), (9, 71356984), (12, 53517738), (18, 35678492), (24, 26758869), (36, 17839246), (72, 8919623)]