13290237

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{3491}}^1$

素因数の和:3550

約数の個数: 20

約数和(自身を含む): 20281536

約数和(自身を除く): 6991299

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3491, 3807, 10473, 31419, 94257, 164077, 282771, 492231, 1476693, 4430079, 13290237]

約数ペア:

[(1, 13290237), (3, 4430079), (9, 1476693), (27, 492231), (47, 282771), (81, 164077), (141, 94257), (423, 31419), (1269, 10473), (3491, 3807)]