291267828

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{58207}}^1$

素因数の和:58356

約数の個数: 36

約数和(自身を含む): 741569920

約数和(自身を除く): 450302092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 58207, 116414, 174621, 232828, 349242, 523863, 698484, 1047726, 2095452, 8090773, 16181546, 24272319, 32363092, 48544638, 72816957, 97089276, 145633914, 291267828]

約数ペア:

[(1, 291267828), (2, 145633914), (3, 97089276), (4, 72816957), (6, 48544638), (9, 32363092), (12, 24272319), (18, 16181546), (36, 8090773), (139, 2095452), (278, 1047726), (417, 698484), (556, 523863), (834, 349242), (1251, 232828), (1668, 174621), (2502, 116414), (5004, 58207)]