20231896581

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{74761}}^1$

素因数の和:75043

約数の個数: 40

約数和(自身を含む): 32674881624

約数和(自身を除く): 12442985043

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 257, 351, 771, 1053, 2313, 3341, 6939, 10023, 20817, 30069, 74761, 90207, 224283, 270621, 672849, 971893, 2018547, 2915679, 6055641, 8747037, 19213577, 26241111, 57640731, 78723333, 172922193, 249776501, 518766579, 749329503, 1556299737, 2247988509, 6743965527, 20231896581]

約数ペア:

[(1, 20231896581), (3, 6743965527), (9, 2247988509), (13, 1556299737), (27, 749329503), (39, 518766579), (81, 249776501), (117, 172922193), (257, 78723333), (351, 57640731), (771, 26241111), (1053, 19213577), (2313, 8747037), (3341, 6055641), (6939, 2915679), (10023, 2018547), (20817, 971893), (30069, 672849), (74761, 270621), (90207, 224283)]