12781132

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 28817376

約数和(自身を除く): 16036244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 73, 74, 91, 146, 148, 169, 182, 259, 292, 338, 364, 481, 511, 518, 676, 949, 962, 1022, 1036, 1183, 1898, 1924, 2044, 2366, 2701, 3367, 3796, 4732, 5402, 6253, 6643, 6734, 10804, 12337, 12506, 13286, 13468, 18907, 24674, 25012, 26572, 35113, 37814, 43771, 49348, 70226, 75628, 86359, 87542, 140452, 172718, 175084, 245791, 345436, 456469, 491582, 912938, 983164, 1825876, 3195283, 6390566, 12781132]

約数ペア:

[(1, 12781132), (2, 6390566), (4, 3195283), (7, 1825876), (13, 983164), (14, 912938), (26, 491582), (28, 456469), (37, 345436), (52, 245791), (73, 175084), (74, 172718), (91, 140452), (146, 87542), (148, 86359), (169, 75628), (182, 70226), (259, 49348), (292, 43771), (338, 37814), (364, 35113), (481, 26572), (511, 25012), (518, 24674), (676, 18907), (949, 13468), (962, 13286), (1022, 12506), (1036, 12337), (1183, 10804), (1898, 6734), (1924, 6643), (2044, 6253), (2366, 5402), (2701, 4732), (3367, 3796)]