2783253005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{2621}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 3936712752

約数和(自身を除く): 1153459747

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 961, 1105, 2015, 2621, 2635, 4805, 6851, 12493, 13105, 16337, 34073, 34255, 44557, 62465, 81251, 81685, 170365, 212381, 222785, 406255, 579241, 1056263, 1061905, 1381267, 2518781, 2896205, 5281315, 6906335, 12593905, 17956471, 32744153, 42819277, 89782355, 163720765, 214096385, 556650601, 2783253005]

約数ペア:

[(1, 2783253005), (5, 556650601), (13, 214096385), (17, 163720765), (31, 89782355), (65, 42819277), (85, 32744153), (155, 17956471), (221, 12593905), (403, 6906335), (527, 5281315), (961, 2896205), (1105, 2518781), (2015, 1381267), (2621, 1061905), (2635, 1056263), (4805, 579241), (6851, 406255), (12493, 222785), (13105, 212381), (16337, 170365), (34073, 81685), (34255, 81251), (44557, 62465)]