531503018

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{15661}}^1$

素因数の和:15973

約数の個数: 16

約数和(自身を含む): 811918080

約数和(自身を除く): 280415062

約数列:

[1, 2, 71, 142, 239, 478, 15661, 16969, 31322, 33938, 1111931, 2223862, 3742979, 7485958, 265751509, 531503018]

約数ペア:

[(1, 531503018), (2, 265751509), (71, 7485958), (142, 3742979), (239, 2223862), (478, 1111931), (15661, 33938), (16969, 31322)]