81395406

素因数分解:

$2^1\times 3^2\times {\mathrm{1487}}^1\times {\mathrm{3041}}^1$

素因数の和:4536

約数の個数: 24

約数和(自身を含む): 176533344

約数和(自身を除く): 95137938

約数列:

[1, 2, 3, 6, 9, 18, 1487, 2974, 3041, 4461, 6082, 8922, 9123, 13383, 18246, 26766, 27369, 54738, 4521967, 9043934, 13565901, 27131802, 40697703, 81395406]

約数ペア:

[(1, 81395406), (2, 40697703), (3, 27131802), (6, 13565901), (9, 9043934), (18, 4521967), (1487, 54738), (2974, 27369), (3041, 26766), (4461, 18246), (6082, 13383), (8922, 9123)]