391330276

素因数分解:

$2^2\times {\mathrm{17}}^3\times {\mathrm{19913}}^1$

素因数の和:19968

約数の個数: 24

約数和(自身を含む): 727657560

約数和(自身を除く): 336327284

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 4913, 9826, 19652, 19913, 39826, 79652, 338521, 677042, 1354084, 5754857, 11509714, 23019428, 97832569, 195665138, 391330276]

約数ペア:

[(1, 391330276), (2, 195665138), (4, 97832569), (17, 23019428), (34, 11509714), (68, 5754857), (289, 1354084), (578, 677042), (1156, 338521), (4913, 79652), (9826, 39826), (19652, 19913)]