407072547

素因数分解:

$3^4\times 7^2\times {\mathrm{102563}}^1$

素因数の和:102589

約数の個数: 30

約数和(自身を含む): 707383908

約数和(自身を除く): 300311361

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 102563, 307689, 717941, 923067, 2153823, 2769201, 5025587, 6461469, 8307603, 15076761, 19384407, 45230283, 58153221, 135690849, 407072547]

約数ペア:

[(1, 407072547), (3, 135690849), (7, 58153221), (9, 45230283), (21, 19384407), (27, 15076761), (49, 8307603), (63, 6461469), (81, 5025587), (147, 2769201), (189, 2153823), (441, 923067), (567, 717941), (1323, 307689), (3969, 102563)]