2130975

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:78

約数の個数: 96

約数和(自身を含む): 4999680

約数和(自身を除く): 2868705

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 41, 45, 55, 63, 75, 77, 99, 105, 123, 135, 165, 175, 189, 205, 225, 231, 275, 287, 297, 315, 369, 385, 451, 495, 525, 615, 675, 693, 825, 861, 945, 1025, 1107, 1155, 1353, 1435, 1485, 1575, 1845, 1925, 2079, 2255, 2475, 2583, 3075, 3157, 3465, 4059, 4305, 4725, 5535, 5775, 6765, 7175, 7425, 7749, 9225, 9471, 10395, 11275, 12177, 12915, 15785, 17325, 20295, 21525, 27675, 28413, 33825, 38745, 47355, 51975, 60885, 64575, 78925, 85239, 101475, 142065, 193725, 236775, 304425, 426195, 710325, 2130975]

約数ペア:

[(1, 2130975), (3, 710325), (5, 426195), (7, 304425), (9, 236775), (11, 193725), (15, 142065), (21, 101475), (25, 85239), (27, 78925), (33, 64575), (35, 60885), (41, 51975), (45, 47355), (55, 38745), (63, 33825), (75, 28413), (77, 27675), (99, 21525), (105, 20295), (123, 17325), (135, 15785), (165, 12915), (175, 12177), (189, 11275), (205, 10395), (225, 9471), (231, 9225), (275, 7749), (287, 7425), (297, 7175), (315, 6765), (369, 5775), (385, 5535), (451, 4725), (495, 4305), (525, 4059), (615, 3465), (675, 3157), (693, 3075), (825, 2583), (861, 2475), (945, 2255), (1025, 2079), (1107, 1925), (1155, 1845), (1353, 1575), (1435, 1485)]