2003193507

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{420221}}^1$

素因数の和:420458

約数の個数: 16

約数和(自身を含む): 3065939712

約数和(自身を除く): 1062746205

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 420221, 1260663, 2941547, 8824641, 95390167, 286170501, 667731169, 2003193507]

約数ペア:

[(1, 2003193507), (3, 667731169), (7, 286170501), (21, 95390167), (227, 8824641), (681, 2941547), (1589, 1260663), (4767, 420221)]