78830703

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 134983680

約数和(自身を除く): 56152977

約数列:

[1, 3, 7, 9, 21, 47, 63, 79, 141, 237, 329, 337, 423, 553, 711, 987, 1011, 1659, 2359, 2961, 3033, 3713, 4977, 7077, 11139, 15839, 21231, 25991, 26623, 33417, 47517, 77973, 79869, 110873, 142551, 186361, 233919, 239607, 332619, 559083, 997857, 1251281, 1677249, 3753843, 8758967, 11261529, 26276901, 78830703]

約数ペア:

[(1, 78830703), (3, 26276901), (7, 11261529), (9, 8758967), (21, 3753843), (47, 1677249), (63, 1251281), (79, 997857), (141, 559083), (237, 332619), (329, 239607), (337, 233919), (423, 186361), (553, 142551), (711, 110873), (987, 79869), (1011, 77973), (1659, 47517), (2359, 33417), (2961, 26623), (3033, 25991), (3713, 21231), (4977, 15839), (7077, 11139)]