81129994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127163}}^1$

素因数の和:127205

約数の個数: 16

約数和(自身を含む): 137337120

約数和(自身を除く): 56207126

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 127163, 254326, 1398793, 2797586, 3687727, 7375454, 40564997, 81129994]

約数ペア:

[(1, 81129994), (2, 40564997), (11, 7375454), (22, 3687727), (29, 2797586), (58, 1398793), (319, 254326), (638, 127163)]