66897766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1129}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 112764960

約数和(自身を除く): 45867194

約数列:

[1, 2, 13, 26, 43, 53, 86, 106, 559, 689, 1118, 1129, 1378, 2258, 2279, 4558, 14677, 29354, 29627, 48547, 59254, 59837, 97094, 119674, 631111, 777881, 1262222, 1555762, 2572991, 5145982, 33448883, 66897766]

約数ペア:

[(1, 66897766), (2, 33448883), (13, 5145982), (26, 2572991), (43, 1555762), (53, 1262222), (86, 777881), (106, 631111), (559, 119674), (689, 97094), (1118, 59837), (1129, 59254), (1378, 48547), (2258, 29627), (2279, 29354), (4558, 14677)]