201997211

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{1229}}^1$

素因数の和:1558

約数の個数: 16

約数和(自身を含む): 223171200

約数和(自身を除く): 21173989

約数列:

[1, 13, 47, 269, 611, 1229, 3497, 12643, 15977, 57763, 164359, 330601, 750919, 4297813, 15538247, 201997211]

約数ペア:

[(1, 201997211), (13, 15538247), (47, 4297813), (269, 750919), (611, 330601), (1229, 164359), (3497, 57763), (12643, 15977)]