721242

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2357}}^1$

素因数の和:2382

約数の個数: 24

約数和(自身を含む): 1655316

約数和(自身を除く): 934074

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 2357, 4714, 7071, 14142, 21213, 40069, 42426, 80138, 120207, 240414, 360621, 721242]

約数ペア:

[(1, 721242), (2, 360621), (3, 240414), (6, 120207), (9, 80138), (17, 42426), (18, 40069), (34, 21213), (51, 14142), (102, 7071), (153, 4714), (306, 2357)]