668408436

素因数分解:

$2^2\times 3^8\times {\mathrm{25469}}^1$

素因数の和:25497

約数の個数: 54

約数和(自身を含む): 1754551890

約数和(自身を除く): 1086143454

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 6561, 8748, 13122, 25469, 26244, 50938, 76407, 101876, 152814, 229221, 305628, 458442, 687663, 916884, 1375326, 2062989, 2750652, 4125978, 6188967, 8251956, 12377934, 18566901, 24755868, 37133802, 55700703, 74267604, 111401406, 167102109, 222802812, 334204218, 668408436]

約数ペア:

[(1, 668408436), (2, 334204218), (3, 222802812), (4, 167102109), (6, 111401406), (9, 74267604), (12, 55700703), (18, 37133802), (27, 24755868), (36, 18566901), (54, 12377934), (81, 8251956), (108, 6188967), (162, 4125978), (243, 2750652), (324, 2062989), (486, 1375326), (729, 916884), (972, 687663), (1458, 458442), (2187, 305628), (2916, 229221), (4374, 152814), (6561, 101876), (8748, 76407), (13122, 50938), (25469, 26244)]