208668964

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{65951}}^1$

素因数の和:66075

約数の個数: 24

約数和(自身を含む): 421037568

約数和(自身を除く): 212368604

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 65951, 131902, 263804, 461657, 923314, 1846628, 7452463, 14904926, 29809852, 52167241, 104334482, 208668964]

約数ペア:

[(1, 208668964), (2, 104334482), (4, 52167241), (7, 29809852), (14, 14904926), (28, 7452463), (113, 1846628), (226, 923314), (452, 461657), (791, 263804), (1582, 131902), (3164, 65951)]