279998785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{17989}}^1$

素因数の和:18288

約数の個数: 16

約数和(自身を含む): 367859520

約数和(自身を除く): 87860735

約数列:

[1, 5, 11, 55, 283, 1415, 3113, 15565, 17989, 89945, 197879, 989395, 5090887, 25454435, 55999757, 279998785]

約数ペア:

[(1, 279998785), (5, 55999757), (11, 25454435), (55, 5090887), (283, 989395), (1415, 197879), (3113, 89945), (15565, 17989)]