291247641

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 445186560

約数和(自身を除く): 153938919

約数列:

[1, 3, 9, 41, 79, 97, 103, 123, 237, 291, 309, 369, 711, 873, 927, 3239, 3977, 4223, 7663, 8137, 9717, 9991, 11931, 12669, 22989, 24411, 29151, 29973, 35793, 38007, 68967, 73233, 89919, 314183, 333617, 409631, 789289, 942549, 1000851, 1228893, 2367867, 2827647, 3002553, 3686679, 7103601, 32360849, 97082547, 291247641]

約数ペア:

[(1, 291247641), (3, 97082547), (9, 32360849), (41, 7103601), (79, 3686679), (97, 3002553), (103, 2827647), (123, 2367867), (237, 1228893), (291, 1000851), (309, 942549), (369, 789289), (711, 409631), (873, 333617), (927, 314183), (3239, 89919), (3977, 73233), (4223, 68967), (7663, 38007), (8137, 35793), (9717, 29973), (9991, 29151), (11931, 24411), (12669, 22989)]