130721805

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3253}}^1$

素因数の和:3330

約数の個数: 48

約数和(自身を含む): 243659520

約数和(自身を除く): 112937715

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 141, 171, 235, 285, 423, 705, 855, 893, 2115, 2679, 3253, 4465, 8037, 9759, 13395, 16265, 29277, 40185, 48795, 61807, 146385, 152891, 185421, 309035, 458673, 556263, 764455, 927105, 1376019, 2293365, 2781315, 2904929, 6880095, 8714787, 14524645, 26144361, 43573935, 130721805]

約数ペア:

[(1, 130721805), (3, 43573935), (5, 26144361), (9, 14524645), (15, 8714787), (19, 6880095), (45, 2904929), (47, 2781315), (57, 2293365), (95, 1376019), (141, 927105), (171, 764455), (235, 556263), (285, 458673), (423, 309035), (705, 185421), (855, 152891), (893, 146385), (2115, 61807), (2679, 48795), (3253, 40185), (4465, 29277), (8037, 16265), (9759, 13395)]