11919999

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 19998720

約数和(自身を除く): 8078721

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 929, 987, 1833, 2787, 4277, 6503, 12077, 12831, 19509, 36231, 43663, 84539, 130989, 253617, 305641, 567619, 916923, 1702857, 3973333, 11919999]

約数ペア:

[(1, 11919999), (3, 3973333), (7, 1702857), (13, 916923), (21, 567619), (39, 305641), (47, 253617), (91, 130989), (141, 84539), (273, 43663), (329, 36231), (611, 19509), (929, 12831), (987, 12077), (1833, 6503), (2787, 4277)]