81373983

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{991}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 110088192

約数和(自身を除く): 28714209

約数列:

[1, 3, 101, 271, 303, 813, 991, 2973, 27371, 82113, 100091, 268561, 300273, 805683, 27124661, 81373983]

約数ペア:

[(1, 81373983), (3, 27124661), (101, 805683), (271, 300273), (303, 268561), (813, 100091), (991, 82113), (2973, 27371)]