13720665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{877}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 25286400

約数和(自身を除く): 11565735

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 877, 1043, 2235, 2631, 3129, 4385, 5215, 6139, 13155, 15645, 18417, 30695, 92085, 130673, 392019, 653365, 914711, 1960095, 2744133, 4573555, 13720665]

約数ペア:

[(1, 13720665), (3, 4573555), (5, 2744133), (7, 1960095), (15, 914711), (21, 653365), (35, 392019), (105, 130673), (149, 92085), (447, 30695), (745, 18417), (877, 15645), (1043, 13155), (2235, 6139), (2631, 5215), (3129, 4385)]