73862691

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 116126208

約数和(自身を除く): 42263517

約数列:

[1, 3, 7, 21, 43, 129, 157, 301, 471, 521, 903, 1099, 1563, 3297, 3647, 6751, 10941, 20253, 22403, 47257, 67209, 81797, 141771, 156821, 245391, 470463, 572579, 1717737, 3517271, 10551813, 24620897, 73862691]

約数ペア:

[(1, 73862691), (3, 24620897), (7, 10551813), (21, 3517271), (43, 1717737), (129, 572579), (157, 470463), (301, 245391), (471, 156821), (521, 141771), (903, 81797), (1099, 67209), (1563, 47257), (3297, 22403), (3647, 20253), (6751, 10941)]