215519976

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{427619}}^1$

素因数の和:427638

約数の個数: 48

約数和(自身を含む): 667087200

約数和(自身を除く): 451567224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 427619, 855238, 1282857, 1710476, 2565714, 2993333, 3420952, 3848571, 5131428, 5986666, 7697142, 8979999, 10262856, 11973332, 15394284, 17959998, 23946664, 26939997, 30788568, 35919996, 53879994, 71839992, 107759988, 215519976]

約数ペア:

[(1, 215519976), (2, 107759988), (3, 71839992), (4, 53879994), (6, 35919996), (7, 30788568), (8, 26939997), (9, 23946664), (12, 17959998), (14, 15394284), (18, 11973332), (21, 10262856), (24, 8979999), (28, 7697142), (36, 5986666), (42, 5131428), (56, 3848571), (63, 3420952), (72, 2993333), (84, 2565714), (126, 1710476), (168, 1282857), (252, 855238), (504, 427619)]