8901838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 15240960

約数和(自身を除く): 6339122

約数列:

[1, 2, 11, 22, 41, 71, 82, 139, 142, 278, 451, 781, 902, 1529, 1562, 2911, 3058, 5699, 5822, 9869, 11398, 19738, 32021, 62689, 64042, 108559, 125378, 217118, 404629, 809258, 4450919, 8901838]

約数ペア:

[(1, 8901838), (2, 4450919), (11, 809258), (22, 404629), (41, 217118), (71, 125378), (82, 108559), (139, 64042), (142, 62689), (278, 32021), (451, 19738), (781, 11398), (902, 9869), (1529, 5822), (1562, 5699), (2911, 3058)]