257579308

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{541133}}^1$

素因数の和:541161

約数の個数: 24

約数和(自身を含む): 545463072

約数和(自身を除く): 287883764

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 541133, 1082266, 2164532, 3787931, 7575862, 9199261, 15151724, 18398522, 36797044, 64394827, 128789654, 257579308]

約数ペア:

[(1, 257579308), (2, 128789654), (4, 64394827), (7, 36797044), (14, 18398522), (17, 15151724), (28, 9199261), (34, 7575862), (68, 3787931), (119, 2164532), (238, 1082266), (476, 541133)]