81101878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283573}}^1$

素因数の和:283599

約数の個数: 16

約数和(自身を含む): 142921296

約数和(自身を除く): 61819418

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 283573, 567146, 3119303, 3686449, 6238606, 7372898, 40550939, 81101878]

約数ペア:

[(1, 81101878), (2, 40550939), (11, 7372898), (13, 6238606), (22, 3686449), (26, 3119303), (143, 567146), (286, 283573)]