127996928

素因数分解:

$2^{10}\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:782

約数の個数: 44

約数和(自身を含む): 257430720

約数和(自身を除く): 129433792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 256, 478, 512, 523, 956, 1024, 1046, 1912, 2092, 3824, 4184, 7648, 8368, 15296, 16736, 30592, 33472, 61184, 66944, 122368, 124997, 133888, 244736, 249994, 267776, 499988, 535552, 999976, 1999952, 3999904, 7999808, 15999616, 31999232, 63998464, 127996928]

約数ペア:

[(1, 127996928), (2, 63998464), (4, 31999232), (8, 15999616), (16, 7999808), (32, 3999904), (64, 1999952), (128, 999976), (239, 535552), (256, 499988), (478, 267776), (512, 249994), (523, 244736), (956, 133888), (1024, 124997), (1046, 122368), (1912, 66944), (2092, 61184), (3824, 33472), (4184, 30592), (7648, 16736), (8368, 15296)]