74537281

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{9001}}^1$

素因数の和:9041

約数の個数: 18

約数和(自身を含む): 93899862

約数和(自身を除く): 19362581

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 8281, 9001, 63007, 117013, 441049, 819091, 1521169, 5733637, 10648183, 74537281]

約数ペア:

[(1, 74537281), (7, 10648183), (13, 5733637), (49, 1521169), (91, 819091), (169, 441049), (637, 117013), (1183, 63007), (8281, 9001)]