15228213

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 27527808

約数和(自身を除く): 12299595

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 121, 143, 231, 273, 363, 429, 461, 847, 1001, 1383, 1573, 2541, 3003, 3227, 4719, 5071, 5993, 9681, 11011, 15213, 17979, 33033, 35497, 41951, 55781, 65923, 106491, 125853, 167343, 197769, 390467, 461461, 725153, 1171401, 1384383, 2175459, 5076071, 15228213]

約数ペア:

[(1, 15228213), (3, 5076071), (7, 2175459), (11, 1384383), (13, 1171401), (21, 725153), (33, 461461), (39, 390467), (77, 197769), (91, 167343), (121, 125853), (143, 106491), (231, 65923), (273, 55781), (363, 41951), (429, 35497), (461, 33033), (847, 17979), (1001, 15213), (1383, 11011), (1573, 9681), (2541, 5993), (3003, 5071), (3227, 4719)]