211005754

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 340200000

約数和(自身を除く): 129194246

約数列:

[1, 2, 19, 38, 83, 149, 166, 298, 449, 898, 1577, 2831, 3154, 5662, 8531, 12367, 17062, 24734, 37267, 66901, 74534, 133802, 234973, 469946, 708073, 1271119, 1416146, 2542238, 5552783, 11105566, 105502877, 211005754]

約数ペア:

[(1, 211005754), (2, 105502877), (19, 11105566), (38, 5552783), (83, 2542238), (149, 1416146), (166, 1271119), (298, 708073), (449, 469946), (898, 234973), (1577, 133802), (2831, 74534), (3154, 66901), (5662, 37267), (8531, 24734), (12367, 17062)]