16664004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 32082876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 89, 126, 178, 252, 267, 356, 534, 623, 743, 801, 1068, 1246, 1486, 1602, 1869, 2229, 2492, 2972, 3204, 3738, 4458, 5201, 5607, 6687, 7476, 8916, 10402, 11214, 13374, 15603, 20804, 22428, 26748, 31206, 46809, 62412, 66127, 93618, 132254, 187236, 198381, 264508, 396762, 462889, 595143, 793524, 925778, 1190286, 1388667, 1851556, 2380572, 2777334, 4166001, 5554668, 8332002, 16664004]

約数ペア:

[(1, 16664004), (2, 8332002), (3, 5554668), (4, 4166001), (6, 2777334), (7, 2380572), (9, 1851556), (12, 1388667), (14, 1190286), (18, 925778), (21, 793524), (28, 595143), (36, 462889), (42, 396762), (63, 264508), (84, 198381), (89, 187236), (126, 132254), (178, 93618), (252, 66127), (267, 62412), (356, 46809), (534, 31206), (623, 26748), (743, 22428), (801, 20804), (1068, 15603), (1246, 13374), (1486, 11214), (1602, 10402), (1869, 8916), (2229, 7476), (2492, 6687), (2972, 5607), (3204, 5201), (3738, 4458)]