817817810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1\times {\mathrm{3889}}^1$

素因数の和:5150

約数の個数: 32

約数和(自身を含む): 1560325680

約数和(自身を除く): 742507870

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1237, 2474, 3889, 6185, 7778, 12370, 19445, 21029, 38890, 42058, 66113, 105145, 132226, 210290, 330565, 661130, 4810693, 9621386, 24053465, 48106930, 81781781, 163563562, 408908905, 817817810]

約数ペア:

[(1, 817817810), (2, 408908905), (5, 163563562), (10, 81781781), (17, 48106930), (34, 24053465), (85, 9621386), (170, 4810693), (1237, 661130), (2474, 330565), (3889, 210290), (6185, 132226), (7778, 105145), (12370, 66113), (19445, 42058), (21029, 38890)]