69369982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 116640000

約数和(自身を除く): 47270018

約数列:

[1, 2, 11, 22, 71, 89, 142, 178, 499, 781, 979, 998, 1562, 1958, 5489, 6319, 10978, 12638, 35429, 44411, 69509, 70858, 88822, 139018, 389719, 488521, 779438, 977042, 3153181, 6306362, 34684991, 69369982]

約数ペア:

[(1, 69369982), (2, 34684991), (11, 6306362), (22, 3153181), (71, 977042), (89, 779438), (142, 488521), (178, 389719), (499, 139018), (781, 88822), (979, 70858), (998, 69509), (1562, 44411), (1958, 35429), (5489, 12638), (6319, 10978)]