211065645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{7103}}^1$

素因数の和:7401

約数の個数: 32

約数和(自身を含む): 387366912

約数和(自身を除く): 176301267

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 283, 849, 1415, 1981, 4245, 5943, 7103, 9905, 21309, 29715, 35515, 49721, 106545, 149163, 248605, 745815, 2010149, 6030447, 10050745, 14071043, 30152235, 42213129, 70355215, 211065645]

約数ペア:

[(1, 211065645), (3, 70355215), (5, 42213129), (7, 30152235), (15, 14071043), (21, 10050745), (35, 6030447), (105, 2010149), (283, 745815), (849, 248605), (1415, 149163), (1981, 106545), (4245, 49721), (5943, 35515), (7103, 29715), (9905, 21309)]