17702901

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 9513099

約数列:

[1, 3, 9, 27, 53, 89, 139, 159, 267, 417, 477, 801, 1251, 1431, 2403, 3753, 4717, 7367, 12371, 14151, 22101, 37113, 42453, 66303, 111339, 127359, 198909, 334017, 655663, 1966989, 5900967, 17702901]

約数ペア:

[(1, 17702901), (3, 5900967), (9, 1966989), (27, 655663), (53, 334017), (89, 198909), (139, 127359), (159, 111339), (267, 66303), (417, 42453), (477, 37113), (801, 22101), (1251, 14151), (1431, 12371), (2403, 7367), (3753, 4717)]