72991086

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 176256000

約数和(自身を除く): 103264914

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 343, 406, 609, 686, 1029, 1218, 1223, 1421, 2058, 2446, 2842, 3669, 4263, 7338, 8526, 8561, 9947, 17122, 19894, 25683, 29841, 35467, 51366, 59682, 59927, 70934, 106401, 119854, 179781, 212802, 248269, 359562, 419489, 496538, 744807, 838978, 1258467, 1489614, 1737883, 2516934, 3475766, 5213649, 10427298, 12165181, 24330362, 36495543, 72991086]

約数ペア:

[(1, 72991086), (2, 36495543), (3, 24330362), (6, 12165181), (7, 10427298), (14, 5213649), (21, 3475766), (29, 2516934), (42, 1737883), (49, 1489614), (58, 1258467), (87, 838978), (98, 744807), (147, 496538), (174, 419489), (203, 359562), (294, 248269), (343, 212802), (406, 179781), (609, 119854), (686, 106401), (1029, 70934), (1218, 59927), (1223, 59682), (1421, 51366), (2058, 35467), (2446, 29841), (2842, 25683), (3669, 19894), (4263, 17122), (7338, 9947), (8526, 8561)]