391279952

素因数分解:

$2^4\times 7^1\times {\mathrm{3493571}}^1$

素因数の和:3493586

約数の個数: 20

約数和(自身を含む): 866405856

約数和(自身を除く): 475125904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3493571, 6987142, 13974284, 24454997, 27948568, 48909994, 55897136, 97819988, 195639976, 391279952]

約数ペア:

[(1, 391279952), (2, 195639976), (4, 97819988), (7, 55897136), (8, 48909994), (14, 27948568), (16, 24454997), (28, 13974284), (56, 6987142), (112, 3493571)]