18898089

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 11293527

約数列:

[1, 3, 7, 21, 41, 47, 123, 141, 287, 329, 467, 861, 987, 1401, 1927, 3269, 5781, 9807, 13489, 19147, 21949, 40467, 57441, 65847, 134029, 153643, 402087, 460929, 899909, 2699727, 6299363, 18898089]

約数ペア:

[(1, 18898089), (3, 6299363), (7, 2699727), (21, 899909), (41, 460929), (47, 402087), (123, 153643), (141, 134029), (287, 65847), (329, 57441), (467, 40467), (861, 21949), (987, 19147), (1401, 13489), (1927, 9807), (3269, 5781)]