87988761

素因数分解:

$3^4\times 7^3\times {\mathrm{3167}}^1$

素因数の和:3200

約数の個数: 40

約数和(自身を含む): 153331200

約数和(自身を除く): 65342439

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3167, 3969, 9261, 9501, 22169, 27783, 28503, 66507, 85509, 155183, 199521, 256527, 465549, 598563, 1086281, 1396647, 1795689, 3258843, 4189941, 9776529, 12569823, 29329587, 87988761]

約数ペア:

[(1, 87988761), (3, 29329587), (7, 12569823), (9, 9776529), (21, 4189941), (27, 3258843), (49, 1795689), (63, 1396647), (81, 1086281), (147, 598563), (189, 465549), (343, 256527), (441, 199521), (567, 155183), (1029, 85509), (1323, 66507), (3087, 28503), (3167, 27783), (3969, 22169), (9261, 9501)]