851501638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{448631}}^1$

素因数の和:448719

約数の個数: 16

約数和(自身を含む): 1394348256

約数和(自身を除く): 542846618

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 448631, 897262, 5832203, 11664406, 32750063, 65500126, 425750819, 851501638]

約数ペア:

[(1, 851501638), (2, 425750819), (13, 65500126), (26, 32750063), (73, 11664406), (146, 5832203), (949, 897262), (1898, 448631)]