15192821

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1412

約数の個数: 16

約数和(自身を含む): 18275328

約数和(自身を除く): 3082507

約数列:

[1, 7, 31, 53, 217, 371, 1321, 1643, 9247, 11501, 40951, 70013, 286657, 490091, 2170403, 15192821]

約数ペア:

[(1, 15192821), (7, 2170403), (31, 490091), (53, 286657), (217, 70013), (371, 40951), (1321, 11501), (1643, 9247)]