131003936

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30781}}^1$

素因数の和:30817

約数の個数: 48

約数和(自身を含む): 310282560

約数和(自身を除く): 179278624

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 30781, 61562, 123124, 215467, 246248, 430934, 492496, 584839, 861868, 984992, 1169678, 1723736, 2339356, 3447472, 4093873, 4678712, 6894944, 8187746, 9357424, 16375492, 18714848, 32750984, 65501968, 131003936]

約数ペア:

[(1, 131003936), (2, 65501968), (4, 32750984), (7, 18714848), (8, 16375492), (14, 9357424), (16, 8187746), (19, 6894944), (28, 4678712), (32, 4093873), (38, 3447472), (56, 2339356), (76, 1723736), (112, 1169678), (133, 984992), (152, 861868), (224, 584839), (266, 492496), (304, 430934), (532, 246248), (608, 215467), (1064, 123124), (2128, 61562), (4256, 30781)]