51910245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 93213120

約数和(自身を除く): 41302875

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 139, 193, 215, 387, 417, 579, 645, 695, 965, 1251, 1737, 1935, 2085, 2895, 5977, 6255, 8299, 8685, 17931, 24897, 26827, 29885, 41495, 53793, 74691, 80481, 89655, 124485, 134135, 241443, 268965, 373455, 402405, 1153561, 1207215, 3460683, 5767805, 10382049, 17303415, 51910245]

約数ペア:

[(1, 51910245), (3, 17303415), (5, 10382049), (9, 5767805), (15, 3460683), (43, 1207215), (45, 1153561), (129, 402405), (139, 373455), (193, 268965), (215, 241443), (387, 134135), (417, 124485), (579, 89655), (645, 80481), (695, 74691), (965, 53793), (1251, 41495), (1737, 29885), (1935, 26827), (2085, 24897), (2895, 17931), (5977, 8685), (6255, 8299)]