74970585

素因数分解:

$3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2591}}^1$

素因数の和:3245

約数の個数: 24

約数和(自身を含む): 130201344

約数和(自身を除く): 55230759

約数列:

[1, 3, 5, 9, 15, 45, 643, 1929, 2591, 3215, 5787, 7773, 9645, 12955, 23319, 28935, 38865, 116595, 1666013, 4998039, 8330065, 14994117, 24990195, 74970585]

約数ペア:

[(1, 74970585), (3, 24990195), (5, 14994117), (9, 8330065), (15, 4998039), (45, 1666013), (643, 116595), (1929, 38865), (2591, 28935), (3215, 23319), (5787, 12955), (7773, 9645)]