225336447

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{26893}}^1$

素因数の和:26932

約数の個数: 36

約数和(自身を含む): 398569080

約数和(自身を除く): 173232633

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 26893, 80679, 188251, 242037, 510967, 564753, 1317757, 1532901, 1694259, 3576769, 3953271, 4598703, 10730307, 11859813, 25037383, 32190921, 75112149, 225336447]

約数ペア:

[(1, 225336447), (3, 75112149), (7, 32190921), (9, 25037383), (19, 11859813), (21, 10730307), (49, 4598703), (57, 3953271), (63, 3576769), (133, 1694259), (147, 1532901), (171, 1317757), (399, 564753), (441, 510967), (931, 242037), (1197, 188251), (2793, 80679), (8379, 26893)]