561639130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{16427}}^1$

素因数の和:16710

約数の個数: 32

約数和(自身を含む): 1092921984

約数和(自身を除く): 531282854

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1315, 2630, 3419, 6838, 16427, 17095, 32854, 34190, 82135, 164270, 213551, 427102, 1067755, 2135510, 4320301, 8640602, 21601505, 43203010, 56163913, 112327826, 280819565, 561639130]

約数ペア:

[(1, 561639130), (2, 280819565), (5, 112327826), (10, 56163913), (13, 43203010), (26, 21601505), (65, 8640602), (130, 4320301), (263, 2135510), (526, 1067755), (1315, 427102), (2630, 213551), (3419, 164270), (6838, 82135), (16427, 34190), (17095, 32854)]