18267045

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 30277632

約数和(自身を除く): 12010587

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 223, 381, 635, 645, 669, 1115, 1905, 3345, 5461, 9589, 16383, 27305, 28321, 28767, 47945, 81915, 84963, 141605, 143835, 424815, 1217803, 3653409, 6089015, 18267045]

約数ペア:

[(1, 18267045), (3, 6089015), (5, 3653409), (15, 1217803), (43, 424815), (127, 143835), (129, 141605), (215, 84963), (223, 81915), (381, 47945), (635, 28767), (645, 28321), (669, 27305), (1115, 16383), (1905, 9589), (3345, 5461)]