1821663

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 2937600

約数和(自身を除く): 1115937

約数列:

[1, 3, 9, 19, 27, 53, 57, 67, 159, 171, 201, 477, 513, 603, 1007, 1273, 1431, 1809, 3021, 3551, 3819, 9063, 10653, 11457, 27189, 31959, 34371, 67469, 95877, 202407, 607221, 1821663]

約数ペア:

[(1, 1821663), (3, 607221), (9, 202407), (19, 95877), (27, 67469), (53, 34371), (57, 31959), (67, 27189), (159, 11457), (171, 10653), (201, 9063), (477, 3819), (513, 3551), (603, 3021), (1007, 1809), (1273, 1431)]