131845252

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{509}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 298509120

約数和(自身を除く): 166663868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 509, 638, 812, 841, 1018, 1276, 1682, 2036, 2233, 3364, 3563, 4466, 5599, 5887, 7126, 8932, 9251, 11198, 11774, 14252, 14761, 18502, 22396, 23548, 29522, 37004, 39193, 59044, 64757, 78386, 103327, 129514, 156772, 162371, 206654, 259028, 324742, 413308, 428069, 649484, 856138, 1136597, 1712276, 2273194, 2996483, 4546388, 4708759, 5992966, 9417518, 11985932, 18835036, 32961313, 65922626, 131845252]

約数ペア:

[(1, 131845252), (2, 65922626), (4, 32961313), (7, 18835036), (11, 11985932), (14, 9417518), (22, 5992966), (28, 4708759), (29, 4546388), (44, 2996483), (58, 2273194), (77, 1712276), (116, 1136597), (154, 856138), (203, 649484), (308, 428069), (319, 413308), (406, 324742), (509, 259028), (638, 206654), (812, 162371), (841, 156772), (1018, 129514), (1276, 103327), (1682, 78386), (2036, 64757), (2233, 59044), (3364, 39193), (3563, 37004), (4466, 29522), (5599, 23548), (5887, 22396), (7126, 18502), (8932, 14761), (9251, 14252), (11198, 11774)]