207664281

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 347855040

約数和(自身を除く): 140190759

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 113, 171, 209, 339, 627, 977, 1017, 1243, 1881, 2147, 2931, 3729, 6441, 8793, 10747, 11187, 18563, 19323, 23617, 32241, 55689, 70851, 96723, 110401, 167067, 204193, 212553, 331203, 612579, 993609, 1214411, 1837737, 2097619, 3643233, 6292857, 10929699, 18878571, 23073809, 69221427, 207664281]

約数ペア:

[(1, 207664281), (3, 69221427), (9, 23073809), (11, 18878571), (19, 10929699), (33, 6292857), (57, 3643233), (99, 2097619), (113, 1837737), (171, 1214411), (209, 993609), (339, 612579), (627, 331203), (977, 212553), (1017, 204193), (1243, 167067), (1881, 110401), (2147, 96723), (2931, 70851), (3729, 55689), (6441, 32241), (8793, 23617), (10747, 19323), (11187, 18563)]