389670723

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{4423}}^1$

素因数の和:4696

約数の個数: 32

約数和(自身を含む): 624314880

約数和(自身を除く): 234644157

約数列:

[1, 3, 9, 13, 27, 39, 117, 251, 351, 753, 2259, 3263, 4423, 6777, 9789, 13269, 29367, 39807, 57499, 88101, 119421, 172497, 517491, 1110173, 1552473, 3330519, 9991557, 14432249, 29974671, 43296747, 129890241, 389670723]

約数ペア:

[(1, 389670723), (3, 129890241), (9, 43296747), (13, 29974671), (27, 14432249), (39, 9991557), (117, 3330519), (251, 1552473), (351, 1110173), (753, 517491), (2259, 172497), (3263, 119421), (4423, 88101), (6777, 57499), (9789, 39807), (13269, 29367)]