901888947

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{2531}}^1$

素因数の和:2708

約数の個数: 36

約数和(自身を含む): 1394519256

約数和(自身を除く): 492630309

約数列:

[1, 3, 9, 17, 51, 137, 153, 289, 411, 867, 1233, 2329, 2531, 2601, 6987, 7593, 20961, 22779, 39593, 43027, 118779, 129081, 346747, 356337, 387243, 731459, 1040241, 2194377, 3120723, 5894699, 6583131, 17684097, 53052291, 100209883, 300629649, 901888947]

約数ペア:

[(1, 901888947), (3, 300629649), (9, 100209883), (17, 53052291), (51, 17684097), (137, 6583131), (153, 5894699), (289, 3120723), (411, 2194377), (867, 1040241), (1233, 731459), (2329, 387243), (2531, 356337), (2601, 346747), (6987, 129081), (7593, 118779), (20961, 43027), (22779, 39593)]