16742265

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 27789696

約数和(自身を除く): 11047431

約数列:

[1, 3, 5, 15, 43, 101, 129, 215, 257, 303, 505, 645, 771, 1285, 1515, 3855, 4343, 11051, 13029, 21715, 25957, 33153, 55255, 65145, 77871, 129785, 165765, 389355, 1116151, 3348453, 5580755, 16742265]

約数ペア:

[(1, 16742265), (3, 5580755), (5, 3348453), (15, 1116151), (43, 389355), (101, 165765), (129, 129785), (215, 77871), (257, 65145), (303, 55255), (505, 33153), (645, 25957), (771, 21715), (1285, 13029), (1515, 11051), (3855, 4343)]