189456478

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 300166560

約数和(自身を除く): 110710082

約数列:

[1, 2, 29, 58, 113, 137, 211, 226, 274, 422, 3277, 3973, 6119, 6554, 7946, 12238, 15481, 23843, 28907, 30962, 47686, 57814, 448949, 691447, 838303, 897898, 1382894, 1676606, 3266491, 6532982, 94728239, 189456478]

約数ペア:

[(1, 189456478), (2, 94728239), (29, 6532982), (58, 3266491), (113, 1676606), (137, 1382894), (211, 897898), (226, 838303), (274, 691447), (422, 448949), (3277, 57814), (3973, 47686), (6119, 30962), (6554, 28907), (7946, 23843), (12238, 15481)]