4087815

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 6912000

約数和(自身を除く): 2824185

約数列:

[1, 3, 5, 15, 31, 59, 93, 149, 155, 177, 295, 447, 465, 745, 885, 1829, 2235, 4619, 5487, 8791, 9145, 13857, 23095, 26373, 27435, 43955, 69285, 131865, 272521, 817563, 1362605, 4087815]

約数ペア:

[(1, 4087815), (3, 1362605), (5, 817563), (15, 272521), (31, 131865), (59, 69285), (93, 43955), (149, 27435), (155, 26373), (177, 23095), (295, 13857), (447, 9145), (465, 8791), (745, 5487), (885, 4619), (1829, 2235)]