260893045

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{647}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 368395776

約数和(自身を除く): 107502731

約数列:

[1, 5, 7, 35, 41, 205, 281, 287, 647, 1405, 1435, 1967, 3235, 4529, 9835, 11521, 22645, 26527, 57605, 80647, 132635, 181807, 185689, 403235, 909035, 928445, 1272649, 6363245, 7454087, 37270435, 52178609, 260893045]

約数ペア:

[(1, 260893045), (5, 52178609), (7, 37270435), (35, 7454087), (41, 6363245), (205, 1272649), (281, 928445), (287, 909035), (647, 403235), (1405, 185689), (1435, 181807), (1967, 132635), (3235, 80647), (4529, 57605), (9835, 26527), (11521, 22645)]