201631317

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 289529856

約数和(自身を除く): 87898539

約数列:

[1, 3, 23, 41, 69, 123, 263, 271, 789, 813, 943, 2829, 6049, 6233, 10783, 11111, 18147, 18699, 32349, 33333, 71273, 213819, 248009, 255553, 744027, 766659, 1639279, 2922193, 4917837, 8766579, 67210439, 201631317]

約数ペア:

[(1, 201631317), (3, 67210439), (23, 8766579), (41, 4917837), (69, 2922193), (123, 1639279), (263, 766659), (271, 744027), (789, 255553), (813, 248009), (943, 213819), (2829, 71273), (6049, 33333), (6233, 32349), (10783, 18699), (11111, 18147)]