253399085

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{2447}}^1$

素因数の和:2740

約数の個数: 16

約数和(自身を含む): 308448000

約数和(自身を除く): 55048915

約数列:

[1, 5, 139, 149, 695, 745, 2447, 12235, 20711, 103555, 340133, 364603, 1700665, 1823015, 50679817, 253399085]

約数ペア:

[(1, 253399085), (5, 50679817), (139, 1823015), (149, 1700665), (695, 364603), (745, 340133), (2447, 103555), (12235, 20711)]