27932905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5581}}^1$

素因数の和:5617

約数の個数: 32

約数和(自身を含む): 45013248

約数和(自身を除く): 17080343

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 5581, 27905, 39067, 61391, 72553, 195335, 306955, 362765, 429737, 507871, 798083, 2148685, 2539355, 3990415, 5586581, 27932905]

約数ペア:

[(1, 27932905), (5, 5586581), (7, 3990415), (11, 2539355), (13, 2148685), (35, 798083), (55, 507871), (65, 429737), (77, 362765), (91, 306955), (143, 195335), (385, 72553), (455, 61391), (715, 39067), (1001, 27905), (5005, 5581)]