81130992

素因数分解:

$2^4\times 3^1\times {\mathrm{1690229}}^1$

素因数の和:1690240

約数の個数: 20

約数和(自身を含む): 209588520

約数和(自身を除く): 128457528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1690229, 3380458, 5070687, 6760916, 10141374, 13521832, 20282748, 27043664, 40565496, 81130992]

約数ペア:

[(1, 81130992), (2, 40565496), (3, 27043664), (4, 20282748), (6, 13521832), (8, 10141374), (12, 6760916), (16, 5070687), (24, 3380458), (48, 1690229)]