27956990

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{17807}}^1$

素因数の和:17971

約数の個数: 16

約数和(自身を含む): 50645952

約数和(自身を除く): 22688962

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 17807, 35614, 89035, 178070, 2795699, 5591398, 13978495, 27956990]

約数ペア:

[(1, 27956990), (2, 13978495), (5, 5591398), (10, 2795699), (157, 178070), (314, 89035), (785, 35614), (1570, 17807)]