28598775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 50353920

約数和(自身を除く): 21755145

約数列:

[1, 3, 5, 15, 23, 25, 59, 69, 75, 115, 177, 281, 295, 345, 575, 843, 885, 1357, 1405, 1475, 1725, 4071, 4215, 4425, 6463, 6785, 7025, 16579, 19389, 20355, 21075, 32315, 33925, 49737, 82895, 96945, 101775, 161575, 248685, 381317, 414475, 484725, 1143951, 1243425, 1906585, 5719755, 9532925, 28598775]

約数ペア:

[(1, 28598775), (3, 9532925), (5, 5719755), (15, 1906585), (23, 1243425), (25, 1143951), (59, 484725), (69, 414475), (75, 381317), (115, 248685), (177, 161575), (281, 101775), (295, 96945), (345, 82895), (575, 49737), (843, 33925), (885, 32315), (1357, 21075), (1405, 20355), (1475, 19389), (1725, 16579), (4071, 7025), (4215, 6785), (4425, 6463)]