28220004

素因数分解:

$2^2\times 3^2\times {\mathrm{149}}^1\times {\mathrm{5261}}^1$

素因数の和:5420

約数の個数: 36

約数和(自身を含む): 71826300

約数和(自身を除く): 43606296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 149, 298, 447, 596, 894, 1341, 1788, 2682, 5261, 5364, 10522, 15783, 21044, 31566, 47349, 63132, 94698, 189396, 783889, 1567778, 2351667, 3135556, 4703334, 7055001, 9406668, 14110002, 28220004]

約数ペア:

[(1, 28220004), (2, 14110002), (3, 9406668), (4, 7055001), (6, 4703334), (9, 3135556), (12, 2351667), (18, 1567778), (36, 783889), (149, 189396), (298, 94698), (447, 63132), (596, 47349), (894, 31566), (1341, 21044), (1788, 15783), (2682, 10522), (5261, 5364)]