79940091

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 140083200

約数和(自身を除く): 60143109

約数列:

[1, 3, 7, 11, 21, 33, 37, 47, 77, 111, 141, 199, 231, 259, 329, 407, 517, 597, 777, 987, 1221, 1393, 1551, 1739, 2189, 2849, 3619, 4179, 5217, 6567, 7363, 8547, 9353, 10857, 12173, 15323, 19129, 22089, 28059, 36519, 45969, 51541, 57387, 65471, 80993, 102883, 133903, 154623, 196413, 242979, 308649, 346061, 401709, 566951, 720181, 1038183, 1700853, 2160543, 2422427, 3806671, 7267281, 11420013, 26646697, 79940091]

約数ペア:

[(1, 79940091), (3, 26646697), (7, 11420013), (11, 7267281), (21, 3806671), (33, 2422427), (37, 2160543), (47, 1700853), (77, 1038183), (111, 720181), (141, 566951), (199, 401709), (231, 346061), (259, 308649), (329, 242979), (407, 196413), (517, 154623), (597, 133903), (777, 102883), (987, 80993), (1221, 65471), (1393, 57387), (1551, 51541), (1739, 45969), (2189, 36519), (2849, 28059), (3619, 22089), (4179, 19129), (5217, 15323), (6567, 12173), (7363, 10857), (8547, 9353)]