208866812

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{8807}}^1$

素因数の和:8847

約数の個数: 54

約数和(自身を含む): 467414136

約数和(自身を除く): 258547324

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 3388, 5929, 8807, 11858, 17614, 23716, 35228, 61649, 96877, 123298, 193754, 246596, 387508, 431543, 678139, 863086, 1065647, 1356278, 1726172, 2131294, 2712556, 4262588, 4746973, 7459529, 9493946, 14919058, 18987892, 29838116, 52216703, 104433406, 208866812]

約数ペア:

[(1, 208866812), (2, 104433406), (4, 52216703), (7, 29838116), (11, 18987892), (14, 14919058), (22, 9493946), (28, 7459529), (44, 4746973), (49, 4262588), (77, 2712556), (98, 2131294), (121, 1726172), (154, 1356278), (196, 1065647), (242, 863086), (308, 678139), (484, 431543), (539, 387508), (847, 246596), (1078, 193754), (1694, 123298), (2156, 96877), (3388, 61649), (5929, 35228), (8807, 23716), (11858, 17614)]