28477764

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 85299200

約数和(自身を除く): 56821436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 139, 189, 252, 271, 278, 378, 417, 542, 556, 756, 813, 834, 973, 1084, 1251, 1626, 1668, 1897, 1946, 2439, 2502, 2919, 3252, 3753, 3794, 3892, 4878, 5004, 5691, 5838, 7317, 7506, 7588, 8757, 9756, 11382, 11676, 14634, 15012, 17073, 17514, 22764, 26271, 29268, 34146, 35028, 37669, 51219, 52542, 68292, 75338, 102438, 105084, 113007, 150676, 204876, 226014, 263683, 339021, 452028, 527366, 678042, 791049, 1017063, 1054732, 1356084, 1582098, 2034126, 2373147, 3164196, 4068252, 4746294, 7119441, 9492588, 14238882, 28477764]

約数ペア:

[(1, 28477764), (2, 14238882), (3, 9492588), (4, 7119441), (6, 4746294), (7, 4068252), (9, 3164196), (12, 2373147), (14, 2034126), (18, 1582098), (21, 1356084), (27, 1054732), (28, 1017063), (36, 791049), (42, 678042), (54, 527366), (63, 452028), (84, 339021), (108, 263683), (126, 226014), (139, 204876), (189, 150676), (252, 113007), (271, 105084), (278, 102438), (378, 75338), (417, 68292), (542, 52542), (556, 51219), (756, 37669), (813, 35028), (834, 34146), (973, 29268), (1084, 26271), (1251, 22764), (1626, 17514), (1668, 17073), (1897, 15012), (1946, 14634), (2439, 11676), (2502, 11382), (2919, 9756), (3252, 8757), (3753, 7588), (3794, 7506), (3892, 7317), (4878, 5838), (5004, 5691)]