291212748

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{113933}}^1$

素因数の和:114014

約数の個数: 36

約数和(自身を含む): 746495568

約数和(自身を除く): 455282820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 113933, 227866, 341799, 455732, 683598, 1025397, 1367196, 2050794, 4101588, 8089243, 16178486, 24267729, 32356972, 48535458, 72803187, 97070916, 145606374, 291212748]

約数ペア:

[(1, 291212748), (2, 145606374), (3, 97070916), (4, 72803187), (6, 48535458), (9, 32356972), (12, 24267729), (18, 16178486), (36, 8089243), (71, 4101588), (142, 2050794), (213, 1367196), (284, 1025397), (426, 683598), (639, 455732), (852, 341799), (1278, 227866), (2556, 113933)]