27880684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 55383328

約数和(自身を除く): 27502644

約数列:

[1, 2, 4, 13, 26, 37, 43, 52, 74, 86, 148, 172, 337, 481, 559, 674, 962, 1118, 1348, 1591, 1924, 2236, 3182, 4381, 6364, 8762, 12469, 14491, 17524, 20683, 24938, 28982, 41366, 49876, 57964, 82732, 162097, 188383, 324194, 376766, 536167, 648388, 753532, 1072334, 2144668, 6970171, 13940342, 27880684]

約数ペア:

[(1, 27880684), (2, 13940342), (4, 6970171), (13, 2144668), (26, 1072334), (37, 753532), (43, 648388), (52, 536167), (74, 376766), (86, 324194), (148, 188383), (172, 162097), (337, 82732), (481, 57964), (559, 49876), (674, 41366), (962, 28982), (1118, 24938), (1348, 20683), (1591, 17524), (1924, 14491), (2236, 12469), (3182, 8762), (4381, 6364)]