1213440111

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 2017392000

約数和(自身を除く): 803951889

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 169, 171, 199, 211, 247, 507, 597, 633, 741, 1521, 1791, 1899, 2223, 2587, 2743, 3211, 3781, 4009, 7761, 8229, 9633, 11343, 12027, 23283, 24687, 28899, 33631, 34029, 35659, 36081, 41989, 49153, 52117, 100893, 106977, 125967, 147459, 156351, 302679, 320931, 377901, 442377, 469053, 545857, 638989, 677521, 797791, 1637571, 1916967, 2032563, 2393373, 4912713, 5750901, 6097689, 7096141, 7180119, 10371283, 21288423, 31113849, 63865269, 93341547, 134826679, 404480037, 1213440111]

約数ペア:

[(1, 1213440111), (3, 404480037), (9, 134826679), (13, 93341547), (19, 63865269), (39, 31113849), (57, 21288423), (117, 10371283), (169, 7180119), (171, 7096141), (199, 6097689), (211, 5750901), (247, 4912713), (507, 2393373), (597, 2032563), (633, 1916967), (741, 1637571), (1521, 797791), (1791, 677521), (1899, 638989), (2223, 545857), (2587, 469053), (2743, 442377), (3211, 377901), (3781, 320931), (4009, 302679), (7761, 156351), (8229, 147459), (9633, 125967), (11343, 106977), (12027, 100893), (23283, 52117), (24687, 49153), (28899, 41989), (33631, 36081), (34029, 35659)]