201988563

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10771}}^1$

素因数の和:10847

約数の個数: 32

約数和(自身を含む): 330915840

約数和(自身を除く): 128927277

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 10771, 18753, 32313, 75397, 204649, 226191, 506237, 613947, 1432543, 1518711, 3543659, 4297629, 9618503, 10630977, 28855509, 67329521, 201988563]

約数ペア:

[(1, 201988563), (3, 67329521), (7, 28855509), (19, 10630977), (21, 9618503), (47, 4297629), (57, 3543659), (133, 1518711), (141, 1432543), (329, 613947), (399, 506237), (893, 226191), (987, 204649), (2679, 75397), (6251, 32313), (10771, 18753)]