991354804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{106781}}^1$

素因数の和:107007

約数の個数: 24

約数和(自身を含む): 1901573856

約数和(自身を除く): 910219052

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2321, 4642, 9284, 106781, 213562, 427124, 1174591, 2349182, 4698364, 22530791, 45061582, 90123164, 247838701, 495677402, 991354804]

約数ペア:

[(1, 991354804), (2, 495677402), (4, 247838701), (11, 90123164), (22, 45061582), (44, 22530791), (211, 4698364), (422, 2349182), (844, 1174591), (2321, 427124), (4642, 213562), (9284, 106781)]