259295905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2997

約数の個数: 32

約数和(自身を含む): 359313408

約数和(自身を除く): 100017503

約数列:

[1, 5, 11, 23, 55, 71, 115, 253, 355, 781, 1265, 1633, 2887, 3905, 8165, 14435, 17963, 31757, 66401, 89815, 158785, 204977, 332005, 730411, 1024885, 2254747, 3652055, 4714471, 11273735, 23572355, 51859181, 259295905]

約数ペア:

[(1, 259295905), (5, 51859181), (11, 23572355), (23, 11273735), (55, 4714471), (71, 3652055), (115, 2254747), (253, 1024885), (355, 730411), (781, 332005), (1265, 204977), (1633, 158785), (2887, 89815), (3905, 66401), (8165, 31757), (14435, 17963)]