287007565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 383160960

約数和(自身を除く): 96153395

約数列:

[1, 5, 13, 59, 65, 67, 295, 335, 767, 871, 1117, 3835, 3953, 4355, 5585, 14521, 19765, 51389, 65903, 72605, 74839, 256945, 329515, 374195, 856739, 972907, 4283695, 4415501, 4864535, 22077505, 57401513, 287007565]

約数ペア:

[(1, 287007565), (5, 57401513), (13, 22077505), (59, 4864535), (65, 4415501), (67, 4283695), (295, 972907), (335, 856739), (767, 374195), (871, 329515), (1117, 256945), (3835, 74839), (3953, 72605), (4355, 65903), (5585, 51389), (14521, 19765)]