72161739

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{205589}}^1$

素因数の和:205611

約数の個数: 16

約数和(自身を含む): 115130400

約数和(自身を除く): 42968661

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 205589, 616767, 1850301, 2672657, 5550903, 8017971, 24053913, 72161739]

約数ペア:

[(1, 72161739), (3, 24053913), (9, 8017971), (13, 5550903), (27, 2672657), (39, 1850301), (117, 616767), (351, 205589)]