74974654

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 117006120

約数和(自身を除く): 42031466

約数列:

[1, 2, 37, 74, 139, 197, 278, 394, 1369, 2738, 5143, 7289, 10286, 14578, 27383, 54766, 190291, 269693, 380582, 539386, 1013171, 2026342, 37487327, 74974654]

約数ペア:

[(1, 74974654), (2, 37487327), (37, 2026342), (74, 1013171), (139, 539386), (197, 380582), (278, 269693), (394, 190291), (1369, 54766), (2738, 27383), (5143, 14578), (7289, 10286)]