15981734

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 26873856

約数和(自身を除く): 10892122

約数列:

[1, 2, 17, 23, 34, 46, 107, 191, 214, 382, 391, 782, 1819, 2461, 3247, 3638, 4393, 4922, 6494, 8786, 20437, 40874, 41837, 74681, 83674, 149362, 347429, 470051, 694858, 940102, 7990867, 15981734]

約数ペア:

[(1, 15981734), (2, 7990867), (17, 940102), (23, 694858), (34, 470051), (46, 347429), (107, 149362), (191, 83674), (214, 74681), (382, 41837), (391, 40874), (782, 20437), (1819, 8786), (2461, 6494), (3247, 4922), (3638, 4393)]