39872115

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1123}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 71216640

約数和(自身を除く): 31344525

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 789, 1123, 1315, 2367, 3369, 3945, 5615, 7101, 10107, 11835, 16845, 30321, 35505, 50535, 151605, 295349, 886047, 1476745, 2658141, 4430235, 7974423, 13290705, 39872115]

約数ペア:

[(1, 39872115), (3, 13290705), (5, 7974423), (9, 4430235), (15, 2658141), (27, 1476745), (45, 886047), (135, 295349), (263, 151605), (789, 50535), (1123, 35505), (1315, 30321), (2367, 16845), (3369, 11835), (3945, 10107), (5615, 7101)]