396123987

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{541}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 653964192

約数和(自身を除く): 257840205

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 293, 357, 541, 833, 879, 1623, 2051, 2499, 3787, 4981, 6153, 9197, 11361, 14357, 14943, 26509, 27591, 34867, 43071, 64379, 79527, 104601, 158513, 193137, 244069, 450653, 475539, 732207, 1109591, 1351959, 2694721, 3328773, 7767137, 8084163, 18863047, 23301411, 56589141, 132041329, 396123987]

約数ペア:

[(1, 396123987), (3, 132041329), (7, 56589141), (17, 23301411), (21, 18863047), (49, 8084163), (51, 7767137), (119, 3328773), (147, 2694721), (293, 1351959), (357, 1109591), (541, 732207), (833, 475539), (879, 450653), (1623, 244069), (2051, 193137), (2499, 158513), (3787, 104601), (4981, 79527), (6153, 64379), (9197, 43071), (11361, 34867), (14357, 27591), (14943, 26509)]