865124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 1655808

約数和(自身を除く): 790684

約数列:

[1, 2, 4, 13, 26, 52, 127, 131, 254, 262, 508, 524, 1651, 1703, 3302, 3406, 6604, 6812, 16637, 33274, 66548, 216281, 432562, 865124]

約数ペア:

[(1, 865124), (2, 432562), (4, 216281), (13, 66548), (26, 33274), (52, 16637), (127, 6812), (131, 6604), (254, 3406), (262, 3302), (508, 1703), (524, 1651)]