206875214

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1081

約数の個数: 64

約数和(自身を含む): 405307392

約数和(自身を除く): 198432178

約数列:

[1, 2, 7, 13, 14, 26, 31, 37, 62, 74, 91, 182, 217, 259, 403, 434, 481, 518, 806, 962, 991, 1147, 1982, 2294, 2821, 3367, 5642, 6734, 6937, 8029, 12883, 13874, 14911, 16058, 25766, 29822, 30721, 36667, 61442, 73334, 90181, 104377, 180362, 208754, 215047, 256669, 399373, 430094, 476671, 513338, 798746, 953342, 1136677, 2273354, 2795611, 3336697, 5591222, 6673394, 7956739, 14776801, 15913478, 29553602, 103437607, 206875214]

約数ペア:

[(1, 206875214), (2, 103437607), (7, 29553602), (13, 15913478), (14, 14776801), (26, 7956739), (31, 6673394), (37, 5591222), (62, 3336697), (74, 2795611), (91, 2273354), (182, 1136677), (217, 953342), (259, 798746), (403, 513338), (434, 476671), (481, 430094), (518, 399373), (806, 256669), (962, 215047), (991, 208754), (1147, 180362), (1982, 104377), (2294, 90181), (2821, 73334), (3367, 61442), (5642, 36667), (6734, 30721), (6937, 29822), (8029, 25766), (12883, 16058), (13874, 14911)]