3951909

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 6428800

約数和(自身を除く): 2476891

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 243, 351, 417, 729, 1053, 1251, 1807, 2187, 3159, 3753, 5421, 9477, 11259, 16263, 28431, 33777, 48789, 101331, 146367, 303993, 439101, 1317303, 3951909]

約数ペア:

[(1, 3951909), (3, 1317303), (9, 439101), (13, 303993), (27, 146367), (39, 101331), (81, 48789), (117, 33777), (139, 28431), (243, 16263), (351, 11259), (417, 9477), (729, 5421), (1053, 3753), (1251, 3159), (1807, 2187)]