72747731

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{641}}^1$

素因数の和:1202

約数の個数: 16

約数和(自身を含む): 86120448

約数和(自身を除く): 13372717

約数列:

[1, 7, 31, 217, 523, 641, 3661, 4487, 16213, 19871, 113491, 139097, 335243, 2346701, 10392533, 72747731]

約数ペア:

[(1, 72747731), (7, 10392533), (31, 2346701), (217, 335243), (523, 139097), (641, 113491), (3661, 19871), (4487, 16213)]