42867538

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 77865984

約数和(自身を除く): 34998446

約数列:

[1, 2, 7, 14, 23, 46, 67, 134, 161, 322, 469, 938, 1541, 1987, 3082, 3974, 10787, 13909, 21574, 27818, 45701, 91402, 133129, 266258, 319907, 639814, 931903, 1863806, 3061967, 6123934, 21433769, 42867538]

約数ペア:

[(1, 42867538), (2, 21433769), (7, 6123934), (14, 3061967), (23, 1863806), (46, 931903), (67, 639814), (134, 319907), (161, 266258), (322, 133129), (469, 91402), (938, 45701), (1541, 27818), (1987, 21574), (3082, 13909), (3974, 10787)]