247947632

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1811}}^1$

素因数の和:2061

約数の個数: 40

約数和(自身を含む): 494313600

約数和(自身を除く): 246365968

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 199, 344, 398, 688, 796, 1592, 1811, 3184, 3622, 7244, 8557, 14488, 17114, 28976, 34228, 68456, 77873, 136912, 155746, 311492, 360389, 622984, 720778, 1245968, 1441556, 2883112, 5766224, 15496727, 30993454, 61986908, 123973816, 247947632]

約数ペア:

[(1, 247947632), (2, 123973816), (4, 61986908), (8, 30993454), (16, 15496727), (43, 5766224), (86, 2883112), (172, 1441556), (199, 1245968), (344, 720778), (398, 622984), (688, 360389), (796, 311492), (1592, 155746), (1811, 136912), (3184, 77873), (3622, 68456), (7244, 34228), (8557, 28976), (14488, 17114)]