208857214

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1\times {\mathrm{991}}^1$

素因数の和:1791

約数の個数: 16

約数和(自身を含む): 315979776

約数和(自身を除く): 107122562

約数列:

[1, 2, 167, 334, 631, 991, 1262, 1982, 105377, 165497, 210754, 330994, 625321, 1250642, 104428607, 208857214]

約数ペア:

[(1, 208857214), (2, 104428607), (167, 1250642), (334, 625321), (631, 330994), (991, 210754), (1262, 165497), (1982, 105377)]