215870532

素因数分解:

$2^2\times 3^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 511315392

約数和(自身を除く): 295444860

約数列:

[1, 2, 3, 4, 6, 12, 101, 202, 277, 303, 404, 554, 606, 643, 831, 1108, 1212, 1286, 1662, 1929, 2572, 3324, 3858, 7716, 27977, 55954, 64943, 83931, 111908, 129886, 167862, 178111, 194829, 259772, 335724, 356222, 389658, 534333, 712444, 779316, 1068666, 2137332, 17989211, 35978422, 53967633, 71956844, 107935266, 215870532]

約数ペア:

[(1, 215870532), (2, 107935266), (3, 71956844), (4, 53967633), (6, 35978422), (12, 17989211), (101, 2137332), (202, 1068666), (277, 779316), (303, 712444), (404, 534333), (554, 389658), (606, 356222), (643, 335724), (831, 259772), (1108, 194829), (1212, 178111), (1286, 167862), (1662, 129886), (1929, 111908), (2572, 83931), (3324, 64943), (3858, 55954), (7716, 27977)]