201620444151

素因数分解:

$3^1\times 7^1\times {\mathrm{25261}}^1\times {\mathrm{380071}}^1$

素因数の和:405342

約数の個数: 16

約数和(自身を含む): 307244123648

約数和(自身を除く): 105623679497

約数列:

[1, 3, 7, 21, 25261, 75783, 176827, 380071, 530481, 1140213, 2660497, 7981491, 9600973531, 28802920593, 67206814717, 201620444151]

約数ペア:

[(1, 201620444151), (3, 67206814717), (7, 28802920593), (21, 9600973531), (25261, 7981491), (75783, 2660497), (176827, 1140213), (380071, 530481)]