38494521

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 62610240

約数和(自身を除く): 24115719

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 263, 351, 417, 789, 1053, 1251, 1807, 2367, 3419, 3753, 5421, 7101, 10257, 11259, 16263, 21303, 30771, 36557, 48789, 92313, 109671, 146367, 276939, 329013, 475241, 987039, 1425723, 2961117, 4277169, 12831507, 38494521]

約数ペア:

[(1, 38494521), (3, 12831507), (9, 4277169), (13, 2961117), (27, 1425723), (39, 987039), (81, 475241), (117, 329013), (139, 276939), (263, 146367), (351, 109671), (417, 92313), (789, 48789), (1053, 36557), (1251, 30771), (1807, 21303), (2367, 16263), (3419, 11259), (3753, 10257), (5421, 7101)]