201780891

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{55633}}^1$

素因数の和:55683

約数の個数: 24

約数和(自身を含む): 324012416

約数和(自身を除く): 122231525

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 55633, 166899, 500697, 723229, 1724623, 2169687, 5173869, 6509061, 15521607, 22420099, 67260297, 201780891]

約数ペア:

[(1, 201780891), (3, 67260297), (9, 22420099), (13, 15521607), (31, 6509061), (39, 5173869), (93, 2169687), (117, 1724623), (279, 723229), (403, 500697), (1209, 166899), (3627, 55633)]