664791195

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1926931}}^1$

素因数の和:1926962

約数の個数: 16

約数和(自身を含む): 1109912832

約数和(自身を除く): 445121637

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 1926931, 5780793, 9634655, 28903965, 44319413, 132958239, 221597065, 664791195]

約数ペア:

[(1, 664791195), (3, 221597065), (5, 132958239), (15, 44319413), (23, 28903965), (69, 9634655), (115, 5780793), (345, 1926931)]