813647530

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{397}}^1\times {\mathrm{659}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 1475210880

約数和(自身を除く): 661563350

約数列:

[1, 2, 5, 10, 311, 397, 622, 659, 794, 1318, 1555, 1985, 3110, 3295, 3970, 6590, 123467, 204949, 246934, 261623, 409898, 523246, 617335, 1024745, 1234670, 1308115, 2049490, 2616230, 81364753, 162729506, 406823765, 813647530]

約数ペア:

[(1, 813647530), (2, 406823765), (5, 162729506), (10, 81364753), (311, 2616230), (397, 2049490), (622, 1308115), (659, 1234670), (794, 1024745), (1318, 617335), (1555, 523246), (1985, 409898), (3110, 261623), (3295, 246934), (3970, 204949), (6590, 123467)]