64501409

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3089}}^1$

素因数の和:3272

約数の個数: 16

約数和(自身を含む): 78115200

約数和(自身を除く): 13613791

約数列:

[1, 7, 19, 133, 157, 1099, 2983, 3089, 20881, 21623, 58691, 410837, 484973, 3394811, 9214487, 64501409]

約数ペア:

[(1, 64501409), (7, 9214487), (19, 3394811), (133, 484973), (157, 410837), (1099, 58691), (2983, 21623), (3089, 20881)]