285462009

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{22543}}^1$

素因数の和:22626

約数の個数: 32

約数和(自身を含む): 490557440

約数和(自身を除く): 205095431

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 4221, 12663, 22543, 67629, 157801, 202887, 473403, 608661, 1420209, 1510381, 4260627, 4531143, 10572667, 13593429, 31718001, 40780287, 95154003, 285462009]

約数ペア:

[(1, 285462009), (3, 95154003), (7, 40780287), (9, 31718001), (21, 13593429), (27, 10572667), (63, 4531143), (67, 4260627), (189, 1510381), (201, 1420209), (469, 608661), (603, 473403), (1407, 202887), (1809, 157801), (4221, 67629), (12663, 22543)]