291059223

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{3221}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 479227392

約数和(自身を除く): 188168169

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 331, 993, 2317, 3221, 4303, 6951, 9663, 12909, 22547, 30121, 41873, 67641, 90363, 125619, 293111, 879333, 1066151, 3198453, 7463057, 13859963, 22389171, 41579889, 97019741, 291059223]

約数ペア:

[(1, 291059223), (3, 97019741), (7, 41579889), (13, 22389171), (21, 13859963), (39, 7463057), (91, 3198453), (273, 1066151), (331, 879333), (993, 293111), (2317, 125619), (3221, 90363), (4303, 67641), (6951, 41873), (9663, 30121), (12909, 22547)]