85689981

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4327

約数の個数: 40

約数和(自身を含む): 145141920

約数和(自身を除く): 59451939

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 4283, 6669, 12849, 20007, 38547, 55679, 81377, 115641, 167037, 244131, 346923, 501111, 732393, 1057901, 1503333, 2197179, 3173703, 4509999, 6591537, 9521109, 28563327, 85689981]

約数ペア:

[(1, 85689981), (3, 28563327), (9, 9521109), (13, 6591537), (19, 4509999), (27, 3173703), (39, 2197179), (57, 1503333), (81, 1057901), (117, 732393), (171, 501111), (247, 346923), (351, 244131), (513, 167037), (741, 115641), (1053, 81377), (1539, 55679), (2223, 38547), (4283, 20007), (6669, 12849)]