144800018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{177887}}^1$

素因数の和:177937

約数の個数: 16

約数和(自身を含む): 243350784

約数和(自身を除く): 98550766

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 177887, 355774, 1956757, 3913514, 6581819, 13163638, 72400009, 144800018]

約数ペア:

[(1, 144800018), (2, 72400009), (11, 13163638), (22, 6581819), (37, 3913514), (74, 1956757), (407, 355774), (814, 177887)]