81940122

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 96

約数和(自身を含む): 212958720

約数和(自身を除く): 131018598

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 23, 33, 38, 46, 57, 66, 69, 99, 114, 138, 171, 198, 207, 209, 253, 342, 414, 418, 437, 506, 627, 759, 874, 947, 1254, 1311, 1518, 1881, 1894, 2277, 2622, 2841, 3762, 3933, 4554, 4807, 5682, 7866, 8523, 9614, 10417, 14421, 17046, 17993, 20834, 21781, 28842, 31251, 35986, 43263, 43562, 53979, 62502, 65343, 86526, 93753, 107958, 130686, 161937, 187506, 196029, 197923, 239591, 323874, 392058, 395846, 413839, 479182, 593769, 718773, 827678, 1187538, 1241517, 1437546, 1781307, 2156319, 2483034, 3562614, 3724551, 4312638, 4552229, 7449102, 9104458, 13656687, 27313374, 40970061, 81940122]

約数ペア:

[(1, 81940122), (2, 40970061), (3, 27313374), (6, 13656687), (9, 9104458), (11, 7449102), (18, 4552229), (19, 4312638), (22, 3724551), (23, 3562614), (33, 2483034), (38, 2156319), (46, 1781307), (57, 1437546), (66, 1241517), (69, 1187538), (99, 827678), (114, 718773), (138, 593769), (171, 479182), (198, 413839), (207, 395846), (209, 392058), (253, 323874), (342, 239591), (414, 197923), (418, 196029), (437, 187506), (506, 161937), (627, 130686), (759, 107958), (874, 93753), (947, 86526), (1254, 65343), (1311, 62502), (1518, 53979), (1881, 43562), (1894, 43263), (2277, 35986), (2622, 31251), (2841, 28842), (3762, 21781), (3933, 20834), (4554, 17993), (4807, 17046), (5682, 14421), (7866, 10417), (8523, 9614)]