221020569

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35437}}^1$

素因数の和:35467

約数の個数: 40

約数和(自身を含む): 411647808

約数和(自身を除く): 190627239

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 35437, 106311, 248059, 318933, 389807, 744177, 956799, 1169421, 2232531, 2728649, 2870397, 3508263, 6697593, 8185947, 10524789, 20092779, 24557841, 31574367, 73673523, 221020569]

約数ペア:

[(1, 221020569), (3, 73673523), (7, 31574367), (9, 24557841), (11, 20092779), (21, 10524789), (27, 8185947), (33, 6697593), (63, 3508263), (77, 2870397), (81, 2728649), (99, 2232531), (189, 1169421), (231, 956799), (297, 744177), (567, 389807), (693, 318933), (891, 248059), (2079, 106311), (6237, 35437)]