30783123

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^2\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 54

約数和(自身を含む): 54214524

約数和(自身を除く): 23431401

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 83, 87, 147, 203, 249, 261, 441, 581, 609, 747, 841, 1421, 1743, 1827, 2407, 2523, 4067, 4263, 5229, 5887, 7221, 7569, 12201, 12789, 16849, 17661, 21663, 36603, 41209, 50547, 52983, 69803, 117943, 123627, 151641, 209409, 353829, 370881, 488621, 628227, 1061487, 1465863, 3420347, 4397589, 10261041, 30783123]

約数ペア:

[(1, 30783123), (3, 10261041), (7, 4397589), (9, 3420347), (21, 1465863), (29, 1061487), (49, 628227), (63, 488621), (83, 370881), (87, 353829), (147, 209409), (203, 151641), (249, 123627), (261, 117943), (441, 69803), (581, 52983), (609, 50547), (747, 41209), (841, 36603), (1421, 21663), (1743, 17661), (1827, 16849), (2407, 12789), (2523, 12201), (4067, 7569), (4263, 7221), (5229, 5887)]