268518279

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2663}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 396403200

約数和(自身を除く): 127884921

約数列:

[1, 3, 19, 29, 57, 61, 87, 183, 551, 1159, 1653, 1769, 2663, 3477, 5307, 7989, 33611, 50597, 77227, 100833, 151791, 162443, 231681, 487329, 1467313, 3086417, 4401939, 4710847, 9259251, 14132541, 89506093, 268518279]

約数ペア:

[(1, 268518279), (3, 89506093), (19, 14132541), (29, 9259251), (57, 4710847), (61, 4401939), (87, 3086417), (183, 1467313), (551, 487329), (1159, 231681), (1653, 162443), (1769, 151791), (2663, 100833), (3477, 77227), (5307, 50597), (7989, 33611)]