81270118

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{5189}}^1$

素因数の和:5423

約数の個数: 16

約数和(自身を含む): 125556480

約数和(自身を除く): 44286362

約数列:

[1, 2, 41, 82, 191, 382, 5189, 7831, 10378, 15662, 212749, 425498, 991099, 1982198, 40635059, 81270118]

約数ペア:

[(1, 81270118), (2, 40635059), (41, 1982198), (82, 991099), (191, 425498), (382, 212749), (5189, 15662), (7831, 10378)]