1490999988

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{7489}}^1$

素因数の和:7896

約数の個数: 48

約数和(自身を含む): 3563562240

約数和(自身を除く): 2072562252

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 353, 564, 706, 1059, 1412, 2118, 4236, 7489, 14978, 16591, 22467, 29956, 33182, 44934, 49773, 66364, 89868, 99546, 199092, 351983, 703966, 1055949, 1407932, 2111898, 2643617, 4223796, 5287234, 7930851, 10574468, 15861702, 31723404, 124249999, 248499998, 372749997, 496999996, 745499994, 1490999988]

約数ペア:

[(1, 1490999988), (2, 745499994), (3, 496999996), (4, 372749997), (6, 248499998), (12, 124249999), (47, 31723404), (94, 15861702), (141, 10574468), (188, 7930851), (282, 5287234), (353, 4223796), (564, 2643617), (706, 2111898), (1059, 1407932), (1412, 1055949), (2118, 703966), (4236, 351983), (7489, 199092), (14978, 99546), (16591, 89868), (22467, 66364), (29956, 49773), (33182, 44934)]