161981878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{146989}}^1$

素因数の和:147039

約数の個数: 16

約数和(自身を含む): 264582000

約数和(自身を除く): 102600122

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 146989, 293978, 2792791, 4262681, 5585582, 8525362, 80990939, 161981878]

約数ペア:

[(1, 161981878), (2, 80990939), (19, 8525362), (29, 5585582), (38, 4262681), (58, 2792791), (551, 293978), (1102, 146989)]