2013343205

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{661}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 2561399808

約数和(自身を除く): 548056603

約数列:

[1, 5, 31, 43, 155, 215, 457, 661, 1333, 2285, 3305, 6665, 14167, 19651, 20491, 28423, 70835, 98255, 102455, 142115, 302077, 609181, 881113, 1510385, 3045905, 4405565, 9364387, 12989311, 46821935, 64946555, 402668641, 2013343205]

約数ペア:

[(1, 2013343205), (5, 402668641), (31, 64946555), (43, 46821935), (155, 12989311), (215, 9364387), (457, 4405565), (661, 3045905), (1333, 1510385), (2285, 881113), (3305, 609181), (6665, 302077), (14167, 142115), (19651, 102455), (20491, 98255), (28423, 70835)]