78898755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1009}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 136422720

約数和(自身を除く): 57523965

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 401, 1009, 1203, 2005, 3027, 5045, 5213, 6015, 13117, 15135, 15639, 26065, 39351, 65585, 78195, 196755, 404609, 1213827, 2023045, 5259917, 6069135, 15779751, 26299585, 78898755]

約数ペア:

[(1, 78898755), (3, 26299585), (5, 15779751), (13, 6069135), (15, 5259917), (39, 2023045), (65, 1213827), (195, 404609), (401, 196755), (1009, 78195), (1203, 65585), (2005, 39351), (3027, 26065), (5045, 15639), (5213, 15135), (6015, 13117)]