212873199

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2801}}^1$

素因数の和:2876

約数の個数: 48

約数和(自身を含む): 367981056

約数和(自身を除く): 155107857

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 141, 147, 231, 329, 517, 539, 987, 1551, 1617, 2303, 2801, 3619, 6909, 8403, 10857, 19607, 25333, 30811, 58821, 75999, 92433, 131647, 137249, 215677, 394941, 411747, 647031, 921529, 1448117, 1509739, 2764587, 4344351, 4529217, 6450703, 10136819, 19352109, 30410457, 70957733, 212873199]

約数ペア:

[(1, 212873199), (3, 70957733), (7, 30410457), (11, 19352109), (21, 10136819), (33, 6450703), (47, 4529217), (49, 4344351), (77, 2764587), (141, 1509739), (147, 1448117), (231, 921529), (329, 647031), (517, 411747), (539, 394941), (987, 215677), (1551, 137249), (1617, 131647), (2303, 92433), (2801, 75999), (3619, 58821), (6909, 30811), (8403, 25333), (10857, 19607)]