286768690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{41621}}^1$

素因数の和:41694

約数の個数: 32

約数和(自身を含む): 566392176

約数和(自身を除く): 279623486

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 41621, 83242, 208105, 416210, 541073, 1082146, 2205913, 2705365, 4411826, 5410730, 11029565, 22059130, 28676869, 57353738, 143384345, 286768690]

約数ペア:

[(1, 286768690), (2, 143384345), (5, 57353738), (10, 28676869), (13, 22059130), (26, 11029565), (53, 5410730), (65, 4411826), (106, 2705365), (130, 2205913), (265, 1082146), (530, 541073), (689, 416210), (1378, 208105), (3445, 83242), (6890, 41621)]