8031231

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 40

約数和(自身を含む): 13416480

約数和(自身を除く): 5385249

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 263, 351, 377, 783, 789, 1053, 1131, 2349, 2367, 3393, 3419, 7101, 7627, 10179, 10257, 21303, 22881, 30537, 30771, 68643, 92313, 99151, 205929, 276939, 297453, 617787, 892359, 2677077, 8031231]

約数ペア:

[(1, 8031231), (3, 2677077), (9, 892359), (13, 617787), (27, 297453), (29, 276939), (39, 205929), (81, 99151), (87, 92313), (117, 68643), (261, 30771), (263, 30537), (351, 22881), (377, 21303), (783, 10257), (789, 10179), (1053, 7627), (1131, 7101), (2349, 3419), (2367, 3393)]