211710975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 424258560

約数和(自身を除く): 212547585

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 89, 105, 115, 161, 175, 197, 267, 345, 445, 483, 525, 575, 591, 623, 805, 985, 1335, 1379, 1725, 1869, 2047, 2225, 2415, 2955, 3115, 4025, 4137, 4531, 4925, 6141, 6675, 6895, 9345, 10235, 12075, 13593, 14329, 14775, 15575, 17533, 20685, 22655, 30705, 31717, 34475, 42987, 46725, 51175, 52599, 67965, 71645, 87665, 95151, 103425, 113275, 122731, 153525, 158585, 214935, 262995, 339825, 358225, 368193, 403259, 438325, 475755, 613655, 792925, 1074675, 1209777, 1314975, 1840965, 2016295, 2378775, 2822813, 3068275, 6048885, 8468439, 9204825, 10081475, 14114065, 30244425, 42342195, 70570325, 211710975]

約数ペア:

[(1, 211710975), (3, 70570325), (5, 42342195), (7, 30244425), (15, 14114065), (21, 10081475), (23, 9204825), (25, 8468439), (35, 6048885), (69, 3068275), (75, 2822813), (89, 2378775), (105, 2016295), (115, 1840965), (161, 1314975), (175, 1209777), (197, 1074675), (267, 792925), (345, 613655), (445, 475755), (483, 438325), (525, 403259), (575, 368193), (591, 358225), (623, 339825), (805, 262995), (985, 214935), (1335, 158585), (1379, 153525), (1725, 122731), (1869, 113275), (2047, 103425), (2225, 95151), (2415, 87665), (2955, 71645), (3115, 67965), (4025, 52599), (4137, 51175), (4531, 46725), (4925, 42987), (6141, 34475), (6675, 31717), (6895, 30705), (9345, 22655), (10235, 20685), (12075, 17533), (13593, 15575), (14329, 14775)]