1306431532

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 2717030400

約数和(自身を除く): 1410598868

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 139, 158, 196, 278, 316, 553, 556, 607, 973, 1106, 1214, 1946, 2212, 2428, 3871, 3892, 4249, 6811, 7742, 8498, 10981, 13622, 15484, 16996, 21962, 27244, 29743, 43924, 47953, 59486, 76867, 84373, 95906, 118972, 153734, 168746, 191812, 307468, 335671, 337492, 538069, 590611, 671342, 1076138, 1181222, 1342684, 2152276, 2349697, 2362444, 4134277, 4699394, 6665467, 8268554, 9398788, 13330934, 16537108, 26661868, 46658269, 93316538, 186633076, 326607883, 653215766, 1306431532]

約数ペア:

[(1, 1306431532), (2, 653215766), (4, 326607883), (7, 186633076), (14, 93316538), (28, 46658269), (49, 26661868), (79, 16537108), (98, 13330934), (139, 9398788), (158, 8268554), (196, 6665467), (278, 4699394), (316, 4134277), (553, 2362444), (556, 2349697), (607, 2152276), (973, 1342684), (1106, 1181222), (1214, 1076138), (1946, 671342), (2212, 590611), (2428, 538069), (3871, 337492), (3892, 335671), (4249, 307468), (6811, 191812), (7742, 168746), (8498, 153734), (10981, 118972), (13622, 95906), (15484, 84373), (16996, 76867), (21962, 59486), (27244, 47953), (29743, 43924)]