289293690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1377589}}^1$

素因数の和:1377606

約数の個数: 32

約数和(自身を含む): 793491840

約数和(自身を除く): 504198150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1377589, 2755178, 4132767, 6887945, 8265534, 9643123, 13775890, 19286246, 20663835, 28929369, 41327670, 48215615, 57858738, 96431230, 144646845, 289293690]

約数ペア:

[(1, 289293690), (2, 144646845), (3, 96431230), (5, 57858738), (6, 48215615), (7, 41327670), (10, 28929369), (14, 20663835), (15, 19286246), (21, 13775890), (30, 9643123), (35, 8265534), (42, 6887945), (70, 4132767), (105, 2755178), (210, 1377589)]