209542685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 283226112

約数和(自身を除く): 73683427

約数列:

[1, 5, 11, 47, 55, 103, 235, 515, 517, 787, 1133, 2585, 3935, 4841, 5665, 8657, 24205, 36989, 43285, 53251, 81061, 184945, 266255, 405305, 406879, 891671, 2034395, 3809867, 4458355, 19049335, 41908537, 209542685]

約数ペア:

[(1, 209542685), (5, 41908537), (11, 19049335), (47, 4458355), (55, 3809867), (103, 2034395), (235, 891671), (515, 406879), (517, 405305), (787, 266255), (1133, 184945), (2585, 81061), (3935, 53251), (4841, 43285), (5665, 36989), (8657, 24205)]