642171018

素因数分解:

$2^1\times 3^1\times {\mathrm{1439}}^1\times {\mathrm{74377}}^1$

素因数の和:75821

約数の個数: 16

約数和(自身を含む): 1285251840

約数和(自身を除く): 643080822

約数列:

[1, 2, 3, 6, 1439, 2878, 4317, 8634, 74377, 148754, 223131, 446262, 107028503, 214057006, 321085509, 642171018]

約数ペア:

[(1, 642171018), (2, 321085509), (3, 214057006), (6, 107028503), (1439, 446262), (2878, 223131), (4317, 148754), (8634, 74377)]