1215494

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 24

約数和(自身を含む): 2161440

約数和(自身を除く): 945946

約数列:

[1, 2, 7, 14, 49, 79, 98, 157, 158, 314, 553, 1099, 1106, 2198, 3871, 7693, 7742, 12403, 15386, 24806, 86821, 173642, 607747, 1215494]

約数ペア:

[(1, 1215494), (2, 607747), (7, 173642), (14, 86821), (49, 24806), (79, 15386), (98, 12403), (157, 7742), (158, 7693), (314, 3871), (553, 2198), (1099, 1106)]