15665576985

素因数分解:

$3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{509}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 28683607680

約数和(自身を除く): 13018030695

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 243, 347, 365, 405, 509, 657, 1041, 1095, 1215, 1527, 1735, 1971, 2545, 3123, 3285, 4581, 5205, 5913, 7635, 9369, 9855, 13743, 15615, 17739, 22905, 25331, 28107, 29565, 37157, 41229, 46845, 68715, 75993, 84321, 88695, 111471, 123687, 126655, 140535, 176623, 185785, 206145, 227979, 334413, 379965, 421605, 529869, 557355, 618435, 683937, 883115, 1003239, 1139895, 1589607, 1672065, 2051811, 2649345, 3009717, 3419685, 4768821, 5016195, 6155433, 7948035, 9029151, 10259055, 12893479, 14306463, 15048585, 23844105, 30777165, 38680437, 42919389, 45145755, 64467395, 71532315, 116041311, 193402185, 214596945, 348123933, 580206555, 1044371799, 1740619665, 3133115397, 5221858995, 15665576985]

約数ペア:

[(1, 15665576985), (3, 5221858995), (5, 3133115397), (9, 1740619665), (15, 1044371799), (27, 580206555), (45, 348123933), (73, 214596945), (81, 193402185), (135, 116041311), (219, 71532315), (243, 64467395), (347, 45145755), (365, 42919389), (405, 38680437), (509, 30777165), (657, 23844105), (1041, 15048585), (1095, 14306463), (1215, 12893479), (1527, 10259055), (1735, 9029151), (1971, 7948035), (2545, 6155433), (3123, 5016195), (3285, 4768821), (4581, 3419685), (5205, 3009717), (5913, 2649345), (7635, 2051811), (9369, 1672065), (9855, 1589607), (13743, 1139895), (15615, 1003239), (17739, 883115), (22905, 683937), (25331, 618435), (28107, 557355), (29565, 529869), (37157, 421605), (41229, 379965), (46845, 334413), (68715, 227979), (75993, 206145), (84321, 185785), (88695, 176623), (111471, 140535), (123687, 126655)]