16333863

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 29245440

約数和(自身を除く): 12911577

約数列:

[1, 3, 7, 13, 19, 21, 39, 47, 57, 67, 91, 133, 141, 201, 247, 273, 329, 399, 469, 611, 741, 871, 893, 987, 1273, 1407, 1729, 1833, 2613, 2679, 3149, 3819, 4277, 5187, 6097, 6251, 8911, 9447, 11609, 12831, 16549, 18291, 18753, 22043, 26733, 34827, 40937, 49647, 59831, 66129, 81263, 115843, 122811, 179493, 243789, 286559, 347529, 418817, 777803, 859677, 1256451, 2333409, 5444621, 16333863]

約数ペア:

[(1, 16333863), (3, 5444621), (7, 2333409), (13, 1256451), (19, 859677), (21, 777803), (39, 418817), (47, 347529), (57, 286559), (67, 243789), (91, 179493), (133, 122811), (141, 115843), (201, 81263), (247, 66129), (273, 59831), (329, 49647), (399, 40937), (469, 34827), (611, 26733), (741, 22043), (871, 18753), (893, 18291), (987, 16549), (1273, 12831), (1407, 11609), (1729, 9447), (1833, 8911), (2613, 6251), (2679, 6097), (3149, 5187), (3819, 4277)]