2269575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 5106816

約数和(自身を除く): 2837241

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 131, 165, 175, 225, 231, 275, 315, 385, 393, 495, 525, 655, 693, 825, 917, 1155, 1179, 1441, 1575, 1925, 1965, 2475, 2751, 3275, 3465, 4323, 4585, 5775, 5895, 7205, 8253, 9825, 10087, 12969, 13755, 17325, 21615, 22925, 29475, 30261, 36025, 41265, 50435, 64845, 68775, 90783, 108075, 151305, 206325, 252175, 324225, 453915, 756525, 2269575]

約数ペア:

[(1, 2269575), (3, 756525), (5, 453915), (7, 324225), (9, 252175), (11, 206325), (15, 151305), (21, 108075), (25, 90783), (33, 68775), (35, 64845), (45, 50435), (55, 41265), (63, 36025), (75, 30261), (77, 29475), (99, 22925), (105, 21615), (131, 17325), (165, 13755), (175, 12969), (225, 10087), (231, 9825), (275, 8253), (315, 7205), (385, 5895), (393, 5775), (495, 4585), (525, 4323), (655, 3465), (693, 3275), (825, 2751), (917, 2475), (1155, 1965), (1179, 1925), (1441, 1575)]