72509437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4261}}^1$

素因数の和:4309

約数の個数: 32

約数和(自身を含む): 103106304

約数和(自身を除く): 30596867

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 2431, 4261, 17017, 29827, 46871, 55393, 72437, 328097, 387751, 507059, 609323, 796807, 941681, 4265261, 5577649, 6591767, 10358491, 72509437]

約数ペア:

[(1, 72509437), (7, 10358491), (11, 6591767), (13, 5577649), (17, 4265261), (77, 941681), (91, 796807), (119, 609323), (143, 507059), (187, 387751), (221, 328097), (1001, 72437), (1309, 55393), (1547, 46871), (2431, 29827), (4261, 17017)]