39970086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1223}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 86365440

約数和(自身を除く): 46395354

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 419, 838, 1223, 1257, 2446, 2514, 3669, 5447, 7338, 10894, 15899, 16341, 31798, 32682, 47697, 95394, 512437, 1024874, 1537311, 3074622, 6661681, 13323362, 19985043, 39970086]

約数ペア:

[(1, 39970086), (2, 19985043), (3, 13323362), (6, 6661681), (13, 3074622), (26, 1537311), (39, 1024874), (78, 512437), (419, 95394), (838, 47697), (1223, 32682), (1257, 31798), (2446, 16341), (2514, 15899), (3669, 10894), (5447, 7338)]