27782293

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 36421632

約数和(自身を除く): 8639339

約数列:

[1, 7, 11, 31, 77, 103, 113, 217, 341, 721, 791, 1133, 1243, 2387, 3193, 3503, 7931, 8701, 11639, 22351, 24521, 35123, 38533, 81473, 128029, 245861, 269731, 360809, 896203, 2525663, 3968899, 27782293]

約数ペア:

[(1, 27782293), (7, 3968899), (11, 2525663), (31, 896203), (77, 360809), (103, 269731), (113, 245861), (217, 128029), (341, 81473), (721, 38533), (791, 35123), (1133, 24521), (1243, 22351), (2387, 11639), (3193, 8701), (3503, 7931)]