1729665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 3831360

約数和(自身を除く): 2101695

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 45, 51, 57, 63, 85, 95, 105, 119, 133, 153, 171, 255, 285, 289, 315, 323, 357, 399, 595, 665, 765, 855, 867, 969, 1071, 1197, 1445, 1615, 1785, 1995, 2023, 2261, 2601, 2907, 4335, 4845, 5355, 5491, 5985, 6069, 6783, 10115, 11305, 13005, 14535, 16473, 18207, 20349, 27455, 30345, 33915, 38437, 49419, 82365, 91035, 101745, 115311, 192185, 247095, 345933, 576555, 1729665]

約数ペア:

[(1, 1729665), (3, 576555), (5, 345933), (7, 247095), (9, 192185), (15, 115311), (17, 101745), (19, 91035), (21, 82365), (35, 49419), (45, 38437), (51, 33915), (57, 30345), (63, 27455), (85, 20349), (95, 18207), (105, 16473), (119, 14535), (133, 13005), (153, 11305), (171, 10115), (255, 6783), (285, 6069), (289, 5985), (315, 5491), (323, 5355), (357, 4845), (399, 4335), (595, 2907), (665, 2601), (765, 2261), (855, 2023), (867, 1995), (969, 1785), (1071, 1615), (1197, 1445)]