221396019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{6473}}^1$

素因数の和:7366

約数の個数: 16

約数和(自身を含む): 318313632

約数和(自身を除く): 96917613

約数列:

[1, 3, 13, 39, 877, 2631, 6473, 11401, 19419, 34203, 84149, 252447, 5676821, 17030463, 73798673, 221396019]

約数ペア:

[(1, 221396019), (3, 73798673), (13, 17030463), (39, 5676821), (877, 252447), (2631, 84149), (6473, 34203), (11401, 19419)]