221750451

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{18401}}^1$

素因数の和:18523

約数の個数: 24

約数和(自身を含む): 348313056

約数和(自身を除く): 126562605

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 4017, 12051, 18401, 55203, 165609, 239213, 717639, 1895303, 2152917, 5685909, 17057727, 24638939, 73916817, 221750451]

約数ペア:

[(1, 221750451), (3, 73916817), (9, 24638939), (13, 17057727), (39, 5685909), (103, 2152917), (117, 1895303), (309, 717639), (927, 239213), (1339, 165609), (4017, 55203), (12051, 18401)]