726327

素因数分解:

$3^5\times 7^2\times {\mathrm{61}}^1$

素因数の和:90

約数の個数: 36

約数和(自身を含む): 1286376

約数和(自身を除く): 560049

約数列:

[1, 3, 7, 9, 21, 27, 49, 61, 63, 81, 147, 183, 189, 243, 427, 441, 549, 567, 1281, 1323, 1647, 1701, 2989, 3843, 3969, 4941, 8967, 11529, 11907, 14823, 26901, 34587, 80703, 103761, 242109, 726327]

約数ペア:

[(1, 726327), (3, 242109), (7, 103761), (9, 80703), (21, 34587), (27, 26901), (49, 14823), (61, 11907), (63, 11529), (81, 8967), (147, 4941), (183, 3969), (189, 3843), (243, 2989), (427, 1701), (441, 1647), (549, 1323), (567, 1281)]