512988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 1419264

約数和(自身を除く): 906276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 197, 217, 372, 394, 434, 591, 651, 788, 868, 1182, 1302, 1379, 2364, 2604, 2758, 4137, 5516, 6107, 8274, 12214, 16548, 18321, 24428, 36642, 42749, 73284, 85498, 128247, 170996, 256494, 512988]

約数ペア:

[(1, 512988), (2, 256494), (3, 170996), (4, 128247), (6, 85498), (7, 73284), (12, 42749), (14, 36642), (21, 24428), (28, 18321), (31, 16548), (42, 12214), (62, 8274), (84, 6107), (93, 5516), (124, 4137), (186, 2758), (197, 2604), (217, 2364), (372, 1379), (394, 1302), (434, 1182), (591, 868), (651, 788)]