204619638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^2$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 435617280

約数和(自身を除く): 230997642

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 137, 138, 158, 237, 274, 411, 474, 822, 1817, 3151, 3634, 5451, 6302, 9453, 10823, 10902, 18769, 18906, 21646, 32469, 37538, 56307, 64938, 112614, 248929, 431687, 497858, 746787, 863374, 1295061, 1482751, 1493574, 2590122, 2965502, 4448253, 8896506, 34103273, 68206546, 102309819, 204619638]

約数ペア:

[(1, 204619638), (2, 102309819), (3, 68206546), (6, 34103273), (23, 8896506), (46, 4448253), (69, 2965502), (79, 2590122), (137, 1493574), (138, 1482751), (158, 1295061), (237, 863374), (274, 746787), (411, 497858), (474, 431687), (822, 248929), (1817, 112614), (3151, 64938), (3634, 56307), (5451, 37538), (6302, 32469), (9453, 21646), (10823, 18906), (10902, 18769)]