28382886

素因数分解:

$2^1\times 3^9\times 7^1\times {\mathrm{103}}^1$

素因数の和:139

約数の個数: 80

約数和(自身を含む): 73691904

約数和(自身を除く): 45309018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 103, 126, 162, 189, 206, 243, 309, 378, 486, 567, 618, 721, 729, 927, 1134, 1442, 1458, 1701, 1854, 2163, 2187, 2781, 3402, 4326, 4374, 5103, 5562, 6489, 6561, 8343, 10206, 12978, 13122, 15309, 16686, 19467, 19683, 25029, 30618, 38934, 39366, 45927, 50058, 58401, 75087, 91854, 116802, 137781, 150174, 175203, 225261, 275562, 350406, 450522, 525609, 675783, 1051218, 1351566, 1576827, 2027349, 3153654, 4054698, 4730481, 9460962, 14191443, 28382886]

約数ペア:

[(1, 28382886), (2, 14191443), (3, 9460962), (6, 4730481), (7, 4054698), (9, 3153654), (14, 2027349), (18, 1576827), (21, 1351566), (27, 1051218), (42, 675783), (54, 525609), (63, 450522), (81, 350406), (103, 275562), (126, 225261), (162, 175203), (189, 150174), (206, 137781), (243, 116802), (309, 91854), (378, 75087), (486, 58401), (567, 50058), (618, 45927), (721, 39366), (729, 38934), (927, 30618), (1134, 25029), (1442, 19683), (1458, 19467), (1701, 16686), (1854, 15309), (2163, 13122), (2187, 12978), (2781, 10206), (3402, 8343), (4326, 6561), (4374, 6489), (5103, 5562)]