64786743

素因数分解:

$3^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{919}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 110105600

約数和(自身を除く): 45318857

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 373, 919, 1119, 2611, 2757, 3357, 6433, 7833, 8271, 10071, 19299, 23499, 24813, 57897, 70497, 173691, 342787, 1028361, 2399509, 3085083, 7198527, 9255249, 21595581, 64786743]

約数ペア:

[(1, 64786743), (3, 21595581), (7, 9255249), (9, 7198527), (21, 3085083), (27, 2399509), (63, 1028361), (189, 342787), (373, 173691), (919, 70497), (1119, 57897), (2611, 24813), (2757, 23499), (3357, 19299), (6433, 10071), (7833, 8271)]