7218328

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 15481800

約数和(自身を除く): 8263472

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 281, 338, 494, 562, 676, 988, 1124, 1352, 1976, 2248, 3211, 3653, 5339, 6422, 7306, 10678, 12844, 14612, 21356, 25688, 29224, 42712, 47489, 69407, 94978, 138814, 189956, 277628, 379912, 555256, 902291, 1804582, 3609164, 7218328]

約数ペア:

[(1, 7218328), (2, 3609164), (4, 1804582), (8, 902291), (13, 555256), (19, 379912), (26, 277628), (38, 189956), (52, 138814), (76, 94978), (104, 69407), (152, 47489), (169, 42712), (247, 29224), (281, 25688), (338, 21356), (494, 14612), (562, 12844), (676, 10678), (988, 7306), (1124, 6422), (1352, 5339), (1976, 3653), (2248, 3211)]