247294554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{30781}}^1$

素因数の和:30902

約数の個数: 32

約数和(自身を含む): 537823104

約数和(自身を除く): 290528550

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 4017, 8034, 30781, 61562, 92343, 184686, 400153, 800306, 1200459, 2400918, 3170443, 6340886, 9511329, 19022658, 41215759, 82431518, 123647277, 247294554]

約数ペア:

[(1, 247294554), (2, 123647277), (3, 82431518), (6, 41215759), (13, 19022658), (26, 9511329), (39, 6340886), (78, 3170443), (103, 2400918), (206, 1200459), (309, 800306), (618, 400153), (1339, 184686), (2678, 92343), (4017, 61562), (8034, 30781)]