57806021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{991}}^1$

素因数の和:1652

約数の個数: 16

約数和(自身を含む): 71328768

約数和(自身を除く): 13522747

約数列:

[1, 7, 13, 91, 641, 991, 4487, 6937, 8333, 12883, 58331, 90181, 635231, 4446617, 8258003, 57806021]

約数ペア:

[(1, 57806021), (7, 8258003), (13, 4446617), (91, 635231), (641, 90181), (991, 58331), (4487, 12883), (6937, 8333)]