39648285

素因数分解:

$3^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 71554560

約数和(自身を除く): 31906275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 223, 405, 439, 669, 1115, 1317, 2007, 2195, 3345, 3951, 6021, 6585, 10035, 11853, 18063, 19755, 30105, 35559, 59265, 90315, 97897, 177795, 293691, 489485, 881073, 1468455, 2643219, 4405365, 7929657, 13216095, 39648285]

約数ペア:

[(1, 39648285), (3, 13216095), (5, 7929657), (9, 4405365), (15, 2643219), (27, 1468455), (45, 881073), (81, 489485), (135, 293691), (223, 177795), (405, 97897), (439, 90315), (669, 59265), (1115, 35559), (1317, 30105), (2007, 19755), (2195, 18063), (3345, 11853), (3951, 10035), (6021, 6585)]