28016730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6353}}^1$

素因数の和:6380

約数の個数: 72

約数和(自身を含む): 84749652

約数和(自身を除く): 56732922

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 6353, 12706, 19059, 31765, 38118, 44471, 57177, 63530, 88942, 95295, 114354, 133413, 190590, 222355, 266826, 285885, 311297, 400239, 444710, 571770, 622594, 667065, 800478, 933891, 1334130, 1556485, 1867782, 2001195, 2801673, 3112970, 4002390, 4669455, 5603346, 9338910, 14008365, 28016730]

約数ペア:

[(1, 28016730), (2, 14008365), (3, 9338910), (5, 5603346), (6, 4669455), (7, 4002390), (9, 3112970), (10, 2801673), (14, 2001195), (15, 1867782), (18, 1556485), (21, 1334130), (30, 933891), (35, 800478), (42, 667065), (45, 622594), (49, 571770), (63, 444710), (70, 400239), (90, 311297), (98, 285885), (105, 266826), (126, 222355), (147, 190590), (210, 133413), (245, 114354), (294, 95295), (315, 88942), (441, 63530), (490, 57177), (630, 44471), (735, 38118), (882, 31765), (1470, 19059), (2205, 12706), (4410, 6353)]