27880442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{12239}}^1$

素因数の和:12325

約数の個数: 16

約数和(自身を含む): 44945280

約数和(自身を除く): 17064838

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 12239, 24478, 208063, 416126, 820013, 1640026, 13940221, 27880442]

約数ペア:

[(1, 27880442), (2, 13940221), (17, 1640026), (34, 820013), (67, 416126), (134, 208063), (1139, 24478), (2278, 12239)]