289407898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{1163}}^1$

素因数の和:1758

約数の個数: 32

約数和(自身を含む): 496310976

約数和(自身を除く): 206903078

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 563, 1126, 1163, 2326, 7319, 9571, 14638, 15119, 19142, 19771, 30238, 39542, 124423, 248846, 257023, 514046, 654769, 1309538, 8511997, 11131073, 17023994, 22262146, 144703949, 289407898]

約数ペア:

[(1, 289407898), (2, 144703949), (13, 22262146), (17, 17023994), (26, 11131073), (34, 8511997), (221, 1309538), (442, 654769), (563, 514046), (1126, 257023), (1163, 248846), (2326, 124423), (7319, 39542), (9571, 30238), (14638, 19771), (15119, 19142)]