201822215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{787}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 294119424

約数和(自身を除く): 92297209

約数列:

[1, 5, 7, 17, 35, 85, 119, 431, 595, 787, 2155, 3017, 3935, 5509, 7327, 13379, 15085, 27545, 36635, 51289, 66895, 93653, 256445, 339197, 468265, 1695985, 2374379, 5766349, 11871895, 28831745, 40364443, 201822215]

約数ペア:

[(1, 201822215), (5, 40364443), (7, 28831745), (17, 11871895), (35, 5766349), (85, 2374379), (119, 1695985), (431, 468265), (595, 339197), (787, 256445), (2155, 93653), (3017, 66895), (3935, 51289), (5509, 36635), (7327, 27545), (13379, 15085)]