28604715

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 47001600

約数和(自身を除く): 18396885

約数列:

[1, 3, 5, 15, 79, 101, 237, 239, 303, 395, 505, 717, 1185, 1195, 1515, 3585, 7979, 18881, 23937, 24139, 39895, 56643, 72417, 94405, 119685, 120695, 283215, 362085, 1906981, 5720943, 9534905, 28604715]

約数ペア:

[(1, 28604715), (3, 9534905), (5, 5720943), (15, 1906981), (79, 362085), (101, 283215), (237, 120695), (239, 119685), (303, 94405), (395, 72417), (505, 56643), (717, 39895), (1185, 24139), (1195, 23937), (1515, 18881), (3585, 7979)]