201786507

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{132667}}^1$

素因数の和:132699

約数の個数: 18

約数和(自身を含む): 315617172

約数和(自身を除く): 113830665

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 132667, 398001, 1194003, 1724671, 5174013, 15522039, 22420723, 67262169, 201786507]

約数ペア:

[(1, 201786507), (3, 67262169), (9, 22420723), (13, 15522039), (39, 5174013), (117, 1724671), (169, 1194003), (507, 398001), (1521, 132667)]