258352017

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{1181}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 430285824

約数和(自身を除く): 171933807

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 947, 1181, 2841, 3543, 6629, 8267, 10417, 12991, 19887, 24801, 31251, 38973, 72919, 90937, 218757, 272811, 1118407, 3355221, 7828849, 12302477, 23486547, 36907431, 86117339, 258352017]

約数ペア:

[(1, 258352017), (3, 86117339), (7, 36907431), (11, 23486547), (21, 12302477), (33, 7828849), (77, 3355221), (231, 1118407), (947, 272811), (1181, 218757), (2841, 90937), (3543, 72919), (6629, 38973), (8267, 31251), (10417, 24801), (12991, 19887)]