1999729395

素因数分解:

$3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{151667}}^1$

素因数の和:151971

約数の個数: 24

約数和(自身を含む): 3478050576

約数和(自身を除く): 1478321181

約数列:

[1, 3, 5, 9, 15, 45, 293, 879, 1465, 2637, 4395, 13185, 151667, 455001, 758335, 1365003, 2275005, 6825015, 44438431, 133315293, 222192155, 399945879, 666576465, 1999729395]

約数ペア:

[(1, 1999729395), (3, 666576465), (5, 399945879), (9, 222192155), (15, 133315293), (45, 44438431), (293, 6825015), (879, 2275005), (1465, 1365003), (2637, 758335), (4395, 455001), (13185, 151667)]