138861865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 183859200

約数和(自身を除く): 44997335

約数列:

[1, 5, 17, 31, 85, 151, 155, 349, 527, 755, 1745, 2567, 2635, 4681, 5933, 10819, 12835, 23405, 29665, 52699, 54095, 79577, 183923, 263495, 397885, 895883, 919615, 1633669, 4479415, 8168345, 27772373, 138861865]

約数ペア:

[(1, 138861865), (5, 27772373), (17, 8168345), (31, 4479415), (85, 1633669), (151, 919615), (155, 895883), (349, 397885), (527, 263495), (755, 183923), (1745, 79577), (2567, 54095), (2635, 52699), (4681, 29665), (5933, 23405), (10819, 12835)]