245496771

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9851}}^1$

素因数の和:9944

約数の個数: 32

約数和(自身を含む): 397232640

約数和(自身を除く): 151735869

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 639, 923, 1917, 2769, 8307, 9851, 24921, 29553, 88659, 128063, 265977, 384189, 699421, 1152567, 2098263, 3457701, 6294789, 9092473, 18884367, 27277419, 81832257, 245496771]

約数ペア:

[(1, 245496771), (3, 81832257), (9, 27277419), (13, 18884367), (27, 9092473), (39, 6294789), (71, 3457701), (117, 2098263), (213, 1152567), (351, 699421), (639, 384189), (923, 265977), (1917, 128063), (2769, 88659), (8307, 29553), (9851, 24921)]