200901813

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{19249}}^1$

素因数の和:19337

約数の個数: 24

約数和(自身を含む): 316008000

約数和(自身を除く): 115106187

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 19249, 57747, 134743, 404229, 943201, 1366679, 2829603, 4100037, 9566753, 28700259, 66967271, 200901813]

約数ペア:

[(1, 200901813), (3, 66967271), (7, 28700259), (21, 9566753), (49, 4100037), (71, 2829603), (147, 1366679), (213, 943201), (497, 404229), (1491, 134743), (3479, 57747), (10437, 19249)]