221571636

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{129121}}^1$

素因数の和:129152

約数の個数: 48

約数和(自身を含む): 607389888

約数和(自身を除く): 385818252

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 129121, 258242, 387363, 516484, 774726, 1420331, 1549452, 1678573, 2840662, 3357146, 4260993, 5035719, 5681324, 6714292, 8521986, 10071438, 17043972, 18464303, 20142876, 36928606, 55392909, 73857212, 110785818, 221571636]

約数ペア:

[(1, 221571636), (2, 110785818), (3, 73857212), (4, 55392909), (6, 36928606), (11, 20142876), (12, 18464303), (13, 17043972), (22, 10071438), (26, 8521986), (33, 6714292), (39, 5681324), (44, 5035719), (52, 4260993), (66, 3357146), (78, 2840662), (132, 1678573), (143, 1549452), (156, 1420331), (286, 774726), (429, 516484), (572, 387363), (858, 258242), (1716, 129121)]