12712784

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:747

約数の個数: 40

約数和(自身を含む): 28331520

約数和(自身を除く): 15618736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 509, 892, 1018, 1561, 1784, 2036, 3122, 3563, 3568, 4072, 6244, 7126, 8144, 12488, 14252, 24976, 28504, 57008, 113507, 227014, 454028, 794549, 908056, 1589098, 1816112, 3178196, 6356392, 12712784]

約数ペア:

[(1, 12712784), (2, 6356392), (4, 3178196), (7, 1816112), (8, 1589098), (14, 908056), (16, 794549), (28, 454028), (56, 227014), (112, 113507), (223, 57008), (446, 28504), (509, 24976), (892, 14252), (1018, 12488), (1561, 8144), (1784, 7126), (2036, 6244), (3122, 4072), (3563, 3568)]