15090579

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1840

約数の個数: 36

約数和(自身を含む): 26705640

約数和(自身を除く): 11615061

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 1801, 2793, 5403, 8379, 12607, 16209, 34219, 37821, 88249, 102657, 113463, 239533, 264747, 307971, 718599, 794241, 1676731, 2155797, 5030193, 15090579]

約数ペア:

[(1, 15090579), (3, 5030193), (7, 2155797), (9, 1676731), (19, 794241), (21, 718599), (49, 307971), (57, 264747), (63, 239533), (133, 113463), (147, 102657), (171, 88249), (399, 37821), (441, 34219), (931, 16209), (1197, 12607), (1801, 8379), (2793, 5403)]