813888957

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{4093}}^1$

素因数の和:4677

約数の個数: 32

約数和(自身を含む): 1315844352

約数和(自身を除く): 501955395

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 557, 1671, 3899, 4093, 9469, 11697, 12279, 28407, 28651, 66283, 69581, 85953, 198849, 208743, 487067, 1461201, 2279801, 6839403, 15958607, 38756617, 47875821, 116269851, 271296319, 813888957]

約数ペア:

[(1, 813888957), (3, 271296319), (7, 116269851), (17, 47875821), (21, 38756617), (51, 15958607), (119, 6839403), (357, 2279801), (557, 1461201), (1671, 487067), (3899, 208743), (4093, 198849), (9469, 85953), (11697, 69581), (12279, 66283), (28407, 28651)]