28267644

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 71040592

約数和(自身を除く): 42772948

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 61, 69, 73, 92, 122, 138, 146, 183, 219, 244, 276, 292, 366, 438, 529, 732, 876, 1058, 1403, 1587, 1679, 2116, 2806, 3174, 3358, 4209, 4453, 5037, 5612, 6348, 6716, 8418, 8906, 10074, 13359, 16836, 17812, 20148, 26718, 32269, 38617, 53436, 64538, 77234, 96807, 102419, 115851, 129076, 154468, 193614, 204838, 231702, 307257, 387228, 409676, 463404, 614514, 1229028, 2355637, 4711274, 7066911, 9422548, 14133822, 28267644]

約数ペア:

[(1, 28267644), (2, 14133822), (3, 9422548), (4, 7066911), (6, 4711274), (12, 2355637), (23, 1229028), (46, 614514), (61, 463404), (69, 409676), (73, 387228), (92, 307257), (122, 231702), (138, 204838), (146, 193614), (183, 154468), (219, 129076), (244, 115851), (276, 102419), (292, 96807), (366, 77234), (438, 64538), (529, 53436), (732, 38617), (876, 32269), (1058, 26718), (1403, 20148), (1587, 17812), (1679, 16836), (2116, 13359), (2806, 10074), (3174, 8906), (3358, 8418), (4209, 6716), (4453, 6348), (5037, 5612)]