28621803

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{16421}}^1$

素因数の和:16514

約数の個数: 16

約数和(自身を含む): 44142336

約数和(自身を除く): 15520533

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 16421, 49263, 114947, 344841, 1362943, 4088829, 9540601, 28621803]

約数ペア:

[(1, 28621803), (3, 9540601), (7, 4088829), (21, 1362943), (83, 344841), (249, 114947), (581, 49263), (1743, 16421)]