201216505

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10909}}^1$

素因数の和:10969

約数の個数: 32

約数和(自身を含む): 301639680

約数和(自身を除く): 100423175

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 10909, 18445, 54545, 76363, 185453, 338179, 381815, 927265, 1298171, 1690895, 2367253, 5749043, 6490855, 11836265, 28745215, 40243301, 201216505]

約数ペア:

[(1, 201216505), (5, 40243301), (7, 28745215), (17, 11836265), (31, 6490855), (35, 5749043), (85, 2367253), (119, 1690895), (155, 1298171), (217, 927265), (527, 381815), (595, 338179), (1085, 185453), (2635, 76363), (3689, 54545), (10909, 18445)]