121890850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{143401}}^1$

素因数の和:143430

約数の個数: 24

約数和(自身を含む): 240054948

約数和(自身を除く): 118164098

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 143401, 286802, 717005, 1434010, 2437817, 3585025, 4875634, 7170050, 12189085, 24378170, 60945425, 121890850]

約数ペア:

[(1, 121890850), (2, 60945425), (5, 24378170), (10, 12189085), (17, 7170050), (25, 4875634), (34, 3585025), (50, 2437817), (85, 1434010), (170, 717005), (425, 286802), (850, 143401)]