71318637

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:875

約数の個数: 40

約数和(自身を含む): 116174520

約数和(自身を除く): 44855883

約数列:

[1, 3, 9, 13, 27, 39, 81, 89, 117, 267, 351, 761, 801, 1053, 1157, 2283, 2403, 3471, 6849, 7209, 9893, 10413, 20547, 29679, 31239, 61641, 67729, 89037, 93717, 203187, 267111, 609561, 801333, 880477, 1828683, 2641431, 5486049, 7924293, 23772879, 71318637]

約数ペア:

[(1, 71318637), (3, 23772879), (9, 7924293), (13, 5486049), (27, 2641431), (39, 1828683), (81, 880477), (89, 801333), (117, 609561), (267, 267111), (351, 203187), (761, 93717), (801, 89037), (1053, 67729), (1157, 61641), (2283, 31239), (2403, 29679), (3471, 20547), (6849, 10413), (7209, 9893)]