28196388

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{6473}}^1$

素因数の和:6505

約数の個数: 54

約数和(自身を含む): 78354822

約数和(自身を除く): 50158434

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 6473, 12946, 19419, 25892, 38838, 58257, 71203, 77676, 116514, 142406, 213609, 233028, 284812, 427218, 640827, 783233, 854436, 1281654, 1566466, 2349699, 2563308, 3132932, 4699398, 7049097, 9398796, 14098194, 28196388]

約数ペア:

[(1, 28196388), (2, 14098194), (3, 9398796), (4, 7049097), (6, 4699398), (9, 3132932), (11, 2563308), (12, 2349699), (18, 1566466), (22, 1281654), (33, 854436), (36, 783233), (44, 640827), (66, 427218), (99, 284812), (121, 233028), (132, 213609), (198, 142406), (242, 116514), (363, 77676), (396, 71203), (484, 58257), (726, 38838), (1089, 25892), (1452, 19419), (2178, 12946), (4356, 6473)]