920497221

素因数分解:

$3^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{38149}}^1$

素因数の和:38545

約数の個数: 24

約数和(自身を含む): 1523558400

約数和(自身を除く): 603061179

約数列:

[1, 3, 7, 9, 21, 63, 383, 1149, 2681, 3447, 8043, 24129, 38149, 114447, 267043, 343341, 801129, 2403387, 14611067, 43833201, 102277469, 131499603, 306832407, 920497221]

約数ペア:

[(1, 920497221), (3, 306832407), (7, 131499603), (9, 102277469), (21, 43833201), (63, 14611067), (383, 2403387), (1149, 801129), (2681, 343341), (3447, 267043), (8043, 114447), (24129, 38149)]