318996885

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{881}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 199195755

約数列:

[1, 3, 5, 15, 101, 239, 303, 505, 717, 881, 1195, 1515, 2643, 3585, 4405, 13215, 24139, 72417, 88981, 120695, 210559, 266943, 362085, 444905, 631677, 1052795, 1334715, 3158385, 21266459, 63799377, 106332295, 318996885]

約数ペア:

[(1, 318996885), (3, 106332295), (5, 63799377), (15, 21266459), (101, 3158385), (239, 1334715), (303, 1052795), (505, 631677), (717, 444905), (881, 362085), (1195, 266943), (1515, 210559), (2643, 120695), (3585, 88981), (4405, 72417), (13215, 24139)]