13486221

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:650

約数の個数: 36

約数和(自身を含む): 23128092

約数和(自身を除く): 9641871

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 577, 1113, 1731, 2597, 3339, 4039, 5193, 7791, 12117, 23373, 28273, 30581, 36351, 84819, 91743, 214067, 254457, 275229, 642201, 1498469, 1926603, 4495407, 13486221]

約数ペア:

[(1, 13486221), (3, 4495407), (7, 1926603), (9, 1498469), (21, 642201), (49, 275229), (53, 254457), (63, 214067), (147, 91743), (159, 84819), (371, 36351), (441, 30581), (477, 28273), (577, 23373), (1113, 12117), (1731, 7791), (2597, 5193), (3339, 4039)]