78780345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4603}}^1$

素因数の和:4781

約数の個数: 32

約数和(自身を含む): 144970752

約数和(自身を除く): 66190407

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 2445, 3423, 4603, 5705, 13809, 17115, 23015, 32221, 69045, 96663, 161105, 483315, 750289, 2250867, 3751445, 5252023, 11254335, 15756069, 26260115, 78780345]

約数ペア:

[(1, 78780345), (3, 26260115), (5, 15756069), (7, 11254335), (15, 5252023), (21, 3751445), (35, 2250867), (105, 750289), (163, 483315), (489, 161105), (815, 96663), (1141, 69045), (2445, 32221), (3423, 23015), (4603, 17115), (5705, 13809)]