15480909

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 24272640

約数和(自身を除く): 8791731

約数列:

[1, 3, 9, 23, 27, 69, 97, 207, 257, 291, 621, 771, 873, 2231, 2313, 2619, 5911, 6693, 6939, 17733, 20079, 24929, 53199, 60237, 74787, 159597, 224361, 573367, 673083, 1720101, 5160303, 15480909]

約数ペア:

[(1, 15480909), (3, 5160303), (9, 1720101), (23, 673083), (27, 573367), (69, 224361), (97, 159597), (207, 74787), (257, 60237), (291, 53199), (621, 24929), (771, 20079), (873, 17733), (2231, 6939), (2313, 6693), (2619, 5911)]