39780975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40801}}^1$

素因数の和:40827

約数の個数: 24

約数和(自身を含む): 70832272

約数和(自身を除く): 31051297

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 40801, 122403, 204005, 530413, 612015, 1020025, 1591239, 2652065, 3060075, 7956195, 13260325, 39780975]

約数ペア:

[(1, 39780975), (3, 13260325), (5, 7956195), (13, 3060075), (15, 2652065), (25, 1591239), (39, 1020025), (65, 612015), (75, 530413), (195, 204005), (325, 122403), (975, 40801)]