145959905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{320791}}^1$

素因数の和:320816

約数の個数: 16

約数和(自身を含む): 215572224

約数和(自身を除く): 69612319

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 320791, 1603955, 2245537, 4170283, 11227685, 20851415, 29191981, 145959905]

約数ペア:

[(1, 145959905), (5, 29191981), (7, 20851415), (13, 11227685), (35, 4170283), (65, 2245537), (91, 1603955), (455, 320791)]