78846831

素因数分解:

$3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 138250080

約数和(自身を除く): 59403249

約数列:

[1, 3, 7, 9, 21, 27, 49, 61, 63, 147, 183, 189, 427, 441, 549, 977, 1281, 1323, 1647, 2931, 2989, 3843, 6839, 8793, 8967, 11529, 20517, 26379, 26901, 47873, 59597, 61551, 80703, 143619, 178791, 184653, 417179, 430857, 536373, 1251537, 1292571, 1609119, 2920253, 3754611, 8760759, 11263833, 26282277, 78846831]

約数ペア:

[(1, 78846831), (3, 26282277), (7, 11263833), (9, 8760759), (21, 3754611), (27, 2920253), (49, 1609119), (61, 1292571), (63, 1251537), (147, 536373), (183, 430857), (189, 417179), (427, 184653), (441, 178791), (549, 143619), (977, 80703), (1281, 61551), (1323, 59597), (1647, 47873), (2931, 26901), (2989, 26379), (3843, 20517), (6839, 11529), (8793, 8967)]