1390306968

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{521887}}^1$

素因数の和:521936

約数の個数: 48

約数和(自身を含む): 3867190080

約数和(自身を除く): 2476883112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 521887, 1043774, 1565661, 2087548, 3131322, 4175096, 4696983, 6262644, 9393966, 12525288, 18787932, 19309819, 37575864, 38619638, 57929457, 77239276, 115858914, 154478552, 173788371, 231717828, 347576742, 463435656, 695153484, 1390306968]

約数ペア:

[(1, 1390306968), (2, 695153484), (3, 463435656), (4, 347576742), (6, 231717828), (8, 173788371), (9, 154478552), (12, 115858914), (18, 77239276), (24, 57929457), (36, 38619638), (37, 37575864), (72, 19309819), (74, 18787932), (111, 12525288), (148, 9393966), (222, 6262644), (296, 4696983), (333, 4175096), (444, 3131322), (666, 2087548), (888, 1565661), (1332, 1043774), (2664, 521887)]