126778561

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3457}}^1$

素因数の和:3521

約数の個数: 24

約数和(自身を含む): 162000384

約数和(自身を除く): 35221823

約数列:

[1, 7, 13, 31, 91, 169, 217, 403, 1183, 2821, 3457, 5239, 24199, 36673, 44941, 107167, 314587, 584233, 750169, 1393171, 4089631, 9752197, 18111223, 126778561]

約数ペア:

[(1, 126778561), (7, 18111223), (13, 9752197), (31, 4089631), (91, 1393171), (169, 750169), (217, 584233), (403, 314587), (1183, 107167), (2821, 44941), (3457, 36673), (5239, 24199)]