1688219764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{40009}}^1$

素因数の和:40168

約数の個数: 48

約数和(自身を含む): 3710367360

約数和(自身を除く): 2022147596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 137, 154, 274, 308, 548, 959, 1507, 1918, 3014, 3836, 6028, 10549, 21098, 40009, 42196, 80018, 160036, 280063, 440099, 560126, 880198, 1120252, 1760396, 3080693, 5481233, 6161386, 10962466, 12322772, 21924932, 38368631, 60293563, 76737262, 120587126, 153474524, 241174252, 422054941, 844109882, 1688219764]

約数ペア:

[(1, 1688219764), (2, 844109882), (4, 422054941), (7, 241174252), (11, 153474524), (14, 120587126), (22, 76737262), (28, 60293563), (44, 38368631), (77, 21924932), (137, 12322772), (154, 10962466), (274, 6161386), (308, 5481233), (548, 3080693), (959, 1760396), (1507, 1120252), (1918, 880198), (3014, 560126), (3836, 440099), (6028, 280063), (10549, 160036), (21098, 80018), (40009, 42196)]