28721836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 59623200

約数和(自身を除く): 30901364

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 149, 286, 298, 337, 572, 596, 674, 1348, 1639, 1937, 3278, 3707, 3874, 4381, 6556, 7414, 7748, 8762, 14828, 17524, 21307, 42614, 48191, 50213, 85228, 96382, 100426, 192764, 200852, 552343, 652769, 1104686, 1305538, 2209372, 2611076, 7180459, 14360918, 28721836]

約数ペア:

[(1, 28721836), (2, 14360918), (4, 7180459), (11, 2611076), (13, 2209372), (22, 1305538), (26, 1104686), (44, 652769), (52, 552343), (143, 200852), (149, 192764), (286, 100426), (298, 96382), (337, 85228), (572, 50213), (596, 48191), (674, 42614), (1348, 21307), (1639, 17524), (1937, 14828), (3278, 8762), (3707, 7748), (3874, 7414), (4381, 6556)]