1611628

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 2991744

約数和(自身を除く): 1380116

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 317, 634, 1268, 1271, 2542, 5084, 9827, 12997, 19654, 25994, 39308, 51988, 402907, 805814, 1611628]

約数ペア:

[(1, 1611628), (2, 805814), (4, 402907), (31, 51988), (41, 39308), (62, 25994), (82, 19654), (124, 12997), (164, 9827), (317, 5084), (634, 2542), (1268, 1271)]