15705514881

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1\times {\mathrm{5749}}^1$

素因数の和:6286

約数の個数: 48

約数和(自身を含む): 26245024000

約数和(自身を除く): 10539509119

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 421, 721, 927, 1263, 2163, 2947, 3789, 5749, 6489, 8841, 17247, 26523, 40243, 43363, 51741, 120729, 130089, 303541, 362187, 390267, 592147, 910623, 1776441, 2420329, 2731869, 4145029, 5329323, 7260987, 12435087, 16942303, 21782961, 37305261, 50826909, 152480727, 249293887, 747881661, 1745057209, 2243644983, 5235171627, 15705514881]

約数ペア:

[(1, 15705514881), (3, 5235171627), (7, 2243644983), (9, 1745057209), (21, 747881661), (63, 249293887), (103, 152480727), (309, 50826909), (421, 37305261), (721, 21782961), (927, 16942303), (1263, 12435087), (2163, 7260987), (2947, 5329323), (3789, 4145029), (5749, 2731869), (6489, 2420329), (8841, 1776441), (17247, 910623), (26523, 592147), (40243, 390267), (43363, 362187), (51741, 303541), (120729, 130089)]