71998047

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10243}}^1$

素因数の和:10331

約数の個数: 24

約数和(自身を含む): 115060608

約数和(自身を除く): 43062561

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 10243, 30729, 92187, 112673, 338019, 727253, 1014057, 2181759, 6545277, 7999783, 23999349, 71998047]

約数ペア:

[(1, 71998047), (3, 23999349), (9, 7999783), (11, 6545277), (33, 2181759), (71, 1014057), (99, 727253), (213, 338019), (639, 112673), (781, 92187), (2343, 30729), (7029, 10243)]