27684475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 43386112

約数和(自身を除く): 15701637

約数列:

[1, 5, 7, 13, 25, 35, 43, 65, 91, 175, 215, 283, 301, 325, 455, 559, 1075, 1415, 1505, 1981, 2275, 2795, 3679, 3913, 7075, 7525, 9905, 12169, 13975, 18395, 19565, 25753, 49525, 60845, 85183, 91975, 97825, 128765, 158197, 304225, 425915, 643825, 790985, 1107379, 2129575, 3954925, 5536895, 27684475]

約数ペア:

[(1, 27684475), (5, 5536895), (7, 3954925), (13, 2129575), (25, 1107379), (35, 790985), (43, 643825), (65, 425915), (91, 304225), (175, 158197), (215, 128765), (283, 97825), (301, 91975), (325, 85183), (455, 60845), (559, 49525), (1075, 25753), (1415, 19565), (1505, 18395), (1981, 13975), (2275, 12169), (2795, 9905), (3679, 7525), (3913, 7075)]