828776775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1621}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 1455362208

約数和(自身を除く): 626585433

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 401, 425, 1203, 1275, 1621, 2005, 4863, 6015, 6817, 8105, 10025, 20451, 24315, 27557, 30075, 34085, 40525, 82671, 102255, 121575, 137785, 170425, 413355, 511275, 650021, 688925, 1950063, 2066775, 3250105, 9750315, 11050357, 16250525, 33151071, 48751575, 55251785, 165755355, 276258925, 828776775]

約数ペア:

[(1, 828776775), (3, 276258925), (5, 165755355), (15, 55251785), (17, 48751575), (25, 33151071), (51, 16250525), (75, 11050357), (85, 9750315), (255, 3250105), (401, 2066775), (425, 1950063), (1203, 688925), (1275, 650021), (1621, 511275), (2005, 413355), (4863, 170425), (6015, 137785), (6817, 121575), (8105, 102255), (10025, 82671), (20451, 40525), (24315, 34085), (27557, 30075)]