289091428

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{2251}}^1$

素因数の和:2683

約数の個数: 24

約数和(自身を含む): 512897504

約数和(自身を除く): 223806076

約数列:

[1, 2, 4, 97, 194, 331, 388, 662, 1324, 2251, 4502, 9004, 32107, 64214, 128428, 218347, 436694, 745081, 873388, 1490162, 2980324, 72272857, 144545714, 289091428]

約数ペア:

[(1, 289091428), (2, 144545714), (4, 72272857), (97, 2980324), (194, 1490162), (331, 873388), (388, 745081), (662, 436694), (1324, 218347), (2251, 128428), (4502, 64214), (9004, 32107)]