38920749

素因数分解:

$3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{977}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 60651648

約数和(自身を除く): 21730899

約数列:

[1, 3, 7, 21, 49, 147, 271, 813, 977, 1897, 2931, 5691, 6839, 13279, 20517, 39837, 47873, 143619, 264767, 794301, 1853369, 5560107, 12973583, 38920749]

約数ペア:

[(1, 38920749), (3, 12973583), (7, 5560107), (21, 1853369), (49, 794301), (147, 264767), (271, 143619), (813, 47873), (977, 39837), (1897, 20517), (2931, 13279), (5691, 6839)]