201189163

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{15199}}^1$

素因数の和:15298

約数の個数: 16

約数和(自身を含む): 241254400

約数和(自身を除く): 40065237

約数列:

[1, 7, 31, 61, 217, 427, 1891, 13237, 15199, 106393, 471169, 927139, 3298183, 6489973, 28741309, 201189163]

約数ペア:

[(1, 201189163), (7, 28741309), (31, 6489973), (61, 3298183), (217, 927139), (427, 471169), (1891, 106393), (13237, 15199)]