121720676

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 275099328

約数和(自身を除く): 153378652

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 121, 148, 154, 242, 259, 308, 407, 484, 518, 814, 847, 971, 1036, 1628, 1694, 1942, 2849, 3388, 3884, 4477, 5698, 6797, 8954, 10681, 11396, 13594, 17908, 21362, 27188, 31339, 35927, 42724, 62678, 71854, 74767, 117491, 125356, 143708, 149534, 234982, 251489, 299068, 395197, 469964, 502978, 790394, 822437, 1005956, 1580788, 1644874, 2766379, 3289748, 4347167, 5532758, 8694334, 11065516, 17388668, 30430169, 60860338, 121720676]

約数ペア:

[(1, 121720676), (2, 60860338), (4, 30430169), (7, 17388668), (11, 11065516), (14, 8694334), (22, 5532758), (28, 4347167), (37, 3289748), (44, 2766379), (74, 1644874), (77, 1580788), (121, 1005956), (148, 822437), (154, 790394), (242, 502978), (259, 469964), (308, 395197), (407, 299068), (484, 251489), (518, 234982), (814, 149534), (847, 143708), (971, 125356), (1036, 117491), (1628, 74767), (1694, 71854), (1942, 62678), (2849, 42724), (3388, 35927), (3884, 31339), (4477, 27188), (5698, 21362), (6797, 17908), (8954, 13594), (10681, 11396)]