248243355

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 438343776

約数和(自身を除く): 190100421

約数列:

[1, 3, 5, 9, 15, 45, 101, 193, 283, 303, 505, 579, 849, 909, 965, 1415, 1515, 1737, 2547, 2895, 4245, 4545, 8685, 12735, 19493, 28583, 54619, 58479, 85749, 97465, 142915, 163857, 175437, 257247, 273095, 292395, 428745, 491571, 819285, 877185, 1286235, 2457855, 5516519, 16549557, 27582595, 49648671, 82747785, 248243355]

約数ペア:

[(1, 248243355), (3, 82747785), (5, 49648671), (9, 27582595), (15, 16549557), (45, 5516519), (101, 2457855), (193, 1286235), (283, 877185), (303, 819285), (505, 491571), (579, 428745), (849, 292395), (909, 273095), (965, 257247), (1415, 175437), (1515, 163857), (1737, 142915), (2547, 97465), (2895, 85749), (4245, 58479), (4545, 54619), (8685, 28583), (12735, 19493)]