1021761

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 32

約数和(自身を含む): 1693440

約数和(自身を除く): 671679

約数列:

[1, 3, 9, 13, 27, 39, 41, 71, 117, 123, 213, 351, 369, 533, 639, 923, 1107, 1599, 1917, 2769, 2911, 4797, 8307, 8733, 14391, 24921, 26199, 37843, 78597, 113529, 340587, 1021761]

約数ペア:

[(1, 1021761), (3, 340587), (9, 113529), (13, 78597), (27, 37843), (39, 26199), (41, 24921), (71, 14391), (117, 8733), (123, 8307), (213, 4797), (351, 2911), (369, 2769), (533, 1917), (639, 1599), (923, 1107)]