27157905

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6781}}^1$

素因数の和:6881

約数の個数: 24

約数和(自身を含む): 47609640

約数和(自身を除く): 20451735

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 6781, 20343, 33905, 61029, 101715, 305145, 603509, 1810527, 3017545, 5431581, 9052635, 27157905]

約数ペア:

[(1, 27157905), (3, 9052635), (5, 5431581), (9, 3017545), (15, 1810527), (45, 603509), (89, 305145), (267, 101715), (445, 61029), (801, 33905), (1335, 20343), (4005, 6781)]