28283079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 42591744

約数和(自身を除く): 14308665

約数列:

[1, 3, 11, 33, 53, 103, 157, 159, 309, 471, 583, 1133, 1727, 1749, 3399, 5181, 5459, 8321, 16171, 16377, 24963, 48513, 60049, 91531, 177881, 180147, 274593, 533643, 857063, 2571189, 9427693, 28283079]

約数ペア:

[(1, 28283079), (3, 9427693), (11, 2571189), (33, 857063), (53, 533643), (103, 274593), (157, 180147), (159, 177881), (309, 91531), (471, 60049), (583, 48513), (1133, 24963), (1727, 16377), (1749, 16171), (3399, 8321), (5181, 5459)]