81899818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3719}}^1$

素因数の和:3763

約数の個数: 48

約数和(自身を含む): 166239360

約数和(自身を除く): 84339542

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 121, 143, 154, 182, 242, 286, 847, 1001, 1573, 1694, 2002, 3146, 3719, 7438, 11011, 22022, 26033, 40909, 48347, 52066, 81818, 96694, 286363, 338429, 449999, 531817, 572726, 676858, 899998, 1063634, 3149993, 3722719, 5849987, 6299986, 7445438, 11699974, 40949909, 81899818]

約数ペア:

[(1, 81899818), (2, 40949909), (7, 11699974), (11, 7445438), (13, 6299986), (14, 5849987), (22, 3722719), (26, 3149993), (77, 1063634), (91, 899998), (121, 676858), (143, 572726), (154, 531817), (182, 449999), (242, 338429), (286, 286363), (847, 96694), (1001, 81818), (1573, 52066), (1694, 48347), (2002, 40909), (3146, 26033), (3719, 22022), (7438, 11011)]