2215268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 36

約数和(自身を含む): 4468800

約数和(自身を除く): 2253532

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 199, 242, 253, 398, 484, 506, 796, 1012, 2189, 2783, 4378, 4577, 5566, 8756, 9154, 11132, 18308, 24079, 48158, 50347, 96316, 100694, 201388, 553817, 1107634, 2215268]

約数ペア:

[(1, 2215268), (2, 1107634), (4, 553817), (11, 201388), (22, 100694), (23, 96316), (44, 50347), (46, 48158), (92, 24079), (121, 18308), (199, 11132), (242, 9154), (253, 8756), (398, 5566), (484, 4577), (506, 4378), (796, 2783), (1012, 2189)]