289084016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1933}}^1$

素因数の和:2673

約数の個数: 40

約数和(自身を含む): 604336320

約数和(自身を除く): 315252304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 719, 1438, 1933, 2876, 3866, 5752, 7732, 9347, 11504, 15464, 18694, 25129, 30928, 37388, 50258, 74776, 100516, 149552, 201032, 402064, 1389827, 2779654, 5559308, 11118616, 18067751, 22237232, 36135502, 72271004, 144542008, 289084016]

約数ペア:

[(1, 289084016), (2, 144542008), (4, 72271004), (8, 36135502), (13, 22237232), (16, 18067751), (26, 11118616), (52, 5559308), (104, 2779654), (208, 1389827), (719, 402064), (1438, 201032), (1933, 149552), (2876, 100516), (3866, 74776), (5752, 50258), (7732, 37388), (9347, 30928), (11504, 25129), (15464, 18694)]