7996815

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 14976000

約数和(自身を除く): 6979185

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 141, 171, 199, 235, 285, 423, 597, 705, 855, 893, 995, 1791, 2115, 2679, 2985, 3781, 4465, 8037, 8955, 9353, 11343, 13395, 18905, 28059, 34029, 40185, 46765, 56715, 84177, 140295, 170145, 177707, 420885, 533121, 888535, 1599363, 2665605, 7996815]

約数ペア:

[(1, 7996815), (3, 2665605), (5, 1599363), (9, 888535), (15, 533121), (19, 420885), (45, 177707), (47, 170145), (57, 140295), (95, 84177), (141, 56715), (171, 46765), (199, 40185), (235, 34029), (285, 28059), (423, 18905), (597, 13395), (705, 11343), (855, 9353), (893, 8955), (995, 8037), (1791, 4465), (2115, 3781), (2679, 2985)]