129688112

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{58313}}^1$

素因数の和:58460

約数の個数: 20

約数和(自身を含む): 253082760

約数和(自身を除く): 123394648

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 58313, 116626, 233252, 466504, 933008, 8105507, 16211014, 32422028, 64844056, 129688112]

約数ペア:

[(1, 129688112), (2, 64844056), (4, 32422028), (8, 16211014), (16, 8105507), (139, 933008), (278, 466504), (556, 233252), (1112, 116626), (2224, 58313)]