13721747

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 15482880

約数和(自身を除く): 1761133

約数列:

[1, 13, 31, 79, 403, 431, 1027, 2449, 5603, 13361, 31837, 34049, 173693, 442637, 1055519, 13721747]

約数ペア:

[(1, 13721747), (13, 1055519), (31, 442637), (79, 173693), (403, 34049), (431, 31837), (1027, 13361), (2449, 5603)]