727641387

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1987}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 1198334592

約数和(自身を除く): 470693205

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 137, 243, 297, 411, 891, 1233, 1507, 1987, 2673, 3699, 4521, 5961, 11097, 13563, 17883, 21857, 33291, 40689, 53649, 65571, 122067, 160947, 196713, 272219, 366201, 482841, 590139, 816657, 1770417, 2449971, 2994409, 5311251, 7349913, 8983227, 22049739, 26949681, 66149217, 80849043, 242547129, 727641387]

約数ペア:

[(1, 727641387), (3, 242547129), (9, 80849043), (11, 66149217), (27, 26949681), (33, 22049739), (81, 8983227), (99, 7349913), (137, 5311251), (243, 2994409), (297, 2449971), (411, 1770417), (891, 816657), (1233, 590139), (1507, 482841), (1987, 366201), (2673, 272219), (3699, 196713), (4521, 160947), (5961, 122067), (11097, 65571), (13563, 53649), (17883, 40689), (21857, 33291)]