2249751

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:878

約数の個数: 16

約数和(自身を含む): 3456000

約数和(自身を除く): 1206249

約数列:

[1, 3, 7, 21, 149, 447, 719, 1043, 2157, 3129, 5033, 15099, 107131, 321393, 749917, 2249751]

約数ペア:

[(1, 2249751), (3, 749917), (7, 321393), (21, 107131), (149, 15099), (447, 5033), (719, 3129), (1043, 2157)]