20161115865

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{65587}}^1$

素因数の和:65641

約数の個数: 96

約数和(自身を含む): 41254327296

約数和(自身を除く): 21093211431

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 81, 99, 115, 135, 165, 207, 243, 253, 297, 345, 405, 495, 621, 759, 891, 1035, 1215, 1265, 1485, 1863, 2277, 2673, 3105, 3795, 4455, 5589, 6831, 9315, 11385, 13365, 20493, 27945, 34155, 61479, 65587, 102465, 196761, 307395, 327935, 590283, 721457, 983805, 1508501, 1770849, 2164371, 2951415, 3607285, 4525503, 5312547, 6493113, 7542505, 8854245, 10821855, 13576509, 15937641, 16593511, 19479339, 22627515, 26562735, 32465565, 40729527, 49780533, 58438017, 67882545, 79688205, 82967555, 97396695, 122188581, 149341599, 175314051, 203647635, 248902665, 292190085, 366565743, 448024797, 610942905, 746707995, 876570255, 1344074391, 1832828715, 2240123985, 4032223173, 6720371955, 20161115865]

約数ペア:

[(1, 20161115865), (3, 6720371955), (5, 4032223173), (9, 2240123985), (11, 1832828715), (15, 1344074391), (23, 876570255), (27, 746707995), (33, 610942905), (45, 448024797), (55, 366565743), (69, 292190085), (81, 248902665), (99, 203647635), (115, 175314051), (135, 149341599), (165, 122188581), (207, 97396695), (243, 82967555), (253, 79688205), (297, 67882545), (345, 58438017), (405, 49780533), (495, 40729527), (621, 32465565), (759, 26562735), (891, 22627515), (1035, 19479339), (1215, 16593511), (1265, 15937641), (1485, 13576509), (1863, 10821855), (2277, 8854245), (2673, 7542505), (3105, 6493113), (3795, 5312547), (4455, 4525503), (5589, 3607285), (6831, 2951415), (9315, 2164371), (11385, 1770849), (13365, 1508501), (20493, 983805), (27945, 721457), (34155, 590283), (61479, 327935), (65587, 307395), (102465, 196761)]