1999413

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 3249792

約数和(自身を除く): 1250379

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 743, 897, 2229, 2691, 6687, 9659, 17089, 28977, 51267, 86931, 153801, 222157, 666471, 1999413]

約数ペア:

[(1, 1999413), (3, 666471), (9, 222157), (13, 153801), (23, 86931), (39, 51267), (69, 28977), (117, 17089), (207, 9659), (299, 6687), (743, 2691), (897, 2229)]