556171668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{2281}}^1$

素因数の和:2825

約数の個数: 72

約数和(自身を含む): 1517593896

約数和(自身を除く): 961422228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 521, 1042, 1563, 2084, 2281, 3126, 4562, 4689, 6252, 6773, 6843, 9124, 9378, 13546, 13686, 18756, 20319, 20529, 27092, 27372, 29653, 40638, 41058, 59306, 60957, 81276, 82116, 88959, 118612, 121914, 177918, 243828, 266877, 355836, 533754, 1067508, 1188401, 2376802, 3565203, 4753604, 7130406, 10695609, 14260812, 15449213, 21391218, 30898426, 42782436, 46347639, 61796852, 92695278, 139042917, 185390556, 278085834, 556171668]

約数ペア:

[(1, 556171668), (2, 278085834), (3, 185390556), (4, 139042917), (6, 92695278), (9, 61796852), (12, 46347639), (13, 42782436), (18, 30898426), (26, 21391218), (36, 15449213), (39, 14260812), (52, 10695609), (78, 7130406), (117, 4753604), (156, 3565203), (234, 2376802), (468, 1188401), (521, 1067508), (1042, 533754), (1563, 355836), (2084, 266877), (2281, 243828), (3126, 177918), (4562, 121914), (4689, 118612), (6252, 88959), (6773, 82116), (6843, 81276), (9124, 60957), (9378, 59306), (13546, 41058), (13686, 40638), (18756, 29653), (20319, 27372), (20529, 27092)]