814275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 1857024

約数和(自身を除く): 1042749

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 47, 55, 63, 75, 77, 99, 105, 141, 165, 175, 225, 231, 235, 275, 315, 329, 385, 423, 495, 517, 525, 693, 705, 825, 987, 1155, 1175, 1551, 1575, 1645, 1925, 2115, 2475, 2585, 2961, 3465, 3525, 3619, 4653, 4935, 5775, 7755, 8225, 10575, 10857, 12925, 14805, 17325, 18095, 23265, 24675, 32571, 38775, 54285, 74025, 90475, 116325, 162855, 271425, 814275]

約数ペア:

[(1, 814275), (3, 271425), (5, 162855), (7, 116325), (9, 90475), (11, 74025), (15, 54285), (21, 38775), (25, 32571), (33, 24675), (35, 23265), (45, 18095), (47, 17325), (55, 14805), (63, 12925), (75, 10857), (77, 10575), (99, 8225), (105, 7755), (141, 5775), (165, 4935), (175, 4653), (225, 3619), (231, 3525), (235, 3465), (275, 2961), (315, 2585), (329, 2475), (385, 2115), (423, 1925), (495, 1645), (517, 1575), (525, 1551), (693, 1175), (705, 1155), (825, 987)]