2146181947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{1193}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 2700770688

約数和(自身を除く): 554588741

約数列:

[1, 7, 13, 53, 91, 371, 373, 689, 1193, 2611, 4823, 4849, 8351, 15509, 19769, 33943, 63229, 108563, 138383, 256997, 442603, 444989, 821977, 1798979, 3114923, 5753839, 5784857, 23584417, 40493999, 165090919, 306597421, 2146181947]

約数ペア:

[(1, 2146181947), (7, 306597421), (13, 165090919), (53, 40493999), (91, 23584417), (371, 5784857), (373, 5753839), (689, 3114923), (1193, 1798979), (2611, 821977), (4823, 444989), (4849, 442603), (8351, 256997), (15509, 138383), (19769, 108563), (33943, 63229)]