13520836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 28736512

約数和(自身を除く): 15215676

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 421, 434, 518, 842, 868, 1036, 1147, 1684, 2294, 2947, 4588, 5894, 8029, 11788, 13051, 15577, 16058, 26102, 31154, 32116, 52204, 62308, 91357, 109039, 182714, 218078, 365428, 436156, 482887, 965774, 1931548, 3380209, 6760418, 13520836]

約数ペア:

[(1, 13520836), (2, 6760418), (4, 3380209), (7, 1931548), (14, 965774), (28, 482887), (31, 436156), (37, 365428), (62, 218078), (74, 182714), (124, 109039), (148, 91357), (217, 62308), (259, 52204), (421, 32116), (434, 31154), (518, 26102), (842, 16058), (868, 15577), (1036, 13051), (1147, 11788), (1684, 8029), (2294, 5894), (2947, 4588)]