13304788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 28425600

約数和(自身を除く): 15120812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 89, 133, 178, 266, 281, 356, 532, 562, 623, 1124, 1246, 1691, 1967, 2492, 3382, 3934, 5339, 6764, 7868, 10678, 11837, 21356, 23674, 25009, 37373, 47348, 50018, 74746, 100036, 149492, 175063, 350126, 475171, 700252, 950342, 1900684, 3326197, 6652394, 13304788]

約数ペア:

[(1, 13304788), (2, 6652394), (4, 3326197), (7, 1900684), (14, 950342), (19, 700252), (28, 475171), (38, 350126), (76, 175063), (89, 149492), (133, 100036), (178, 74746), (266, 50018), (281, 47348), (356, 37373), (532, 25009), (562, 23674), (623, 21356), (1124, 11837), (1246, 10678), (1691, 7868), (1967, 6764), (2492, 5339), (3382, 3934)]