31838246

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 56881440

約数和(自身を除く): 25043194

約数列:

[1, 2, 11, 17, 22, 34, 71, 109, 121, 142, 187, 218, 242, 374, 781, 1199, 1207, 1562, 1853, 2057, 2398, 2414, 3706, 4114, 7739, 8591, 13189, 13277, 15478, 17182, 20383, 26378, 26554, 40766, 85129, 131563, 146047, 170258, 224213, 263126, 292094, 448426, 936419, 1447193, 1872838, 2894386, 15919123, 31838246]

約数ペア:

[(1, 31838246), (2, 15919123), (11, 2894386), (17, 1872838), (22, 1447193), (34, 936419), (71, 448426), (109, 292094), (121, 263126), (142, 224213), (187, 170258), (218, 146047), (242, 131563), (374, 85129), (781, 40766), (1199, 26554), (1207, 26378), (1562, 20383), (1853, 17182), (2057, 15478), (2398, 13277), (2414, 13189), (3706, 8591), (4114, 7739)]