816556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 1580544

約数和(自身を除く): 763988

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 383, 533, 766, 1066, 1532, 2132, 4979, 9958, 15703, 19916, 31406, 62812, 204139, 408278, 816556]

約数ペア:

[(1, 816556), (2, 408278), (4, 204139), (13, 62812), (26, 31406), (41, 19916), (52, 15703), (82, 9958), (164, 4979), (383, 2132), (533, 1532), (766, 1066)]