1389113816

素因数分解:

$2^3\times {\mathrm{4937}}^1\times {\mathrm{35171}}^1$

素因数の和:40114

約数の個数: 16

約数和(自身を含む): 2605190040

約数和(自身を除く): 1216076224

約数列:

[1, 2, 4, 8, 4937, 9874, 19748, 35171, 39496, 70342, 140684, 281368, 173639227, 347278454, 694556908, 1389113816]

約数ペア:

[(1, 1389113816), (2, 694556908), (4, 347278454), (8, 173639227), (4937, 281368), (9874, 140684), (19748, 70342), (35171, 39496)]