28563764

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 36

約数和(自身を含む): 53510688

約数和(自身を除く): 24946924

約数列:

[1, 2, 4, 19, 38, 76, 131, 151, 262, 302, 361, 524, 604, 722, 1444, 2489, 2869, 4978, 5738, 9956, 11476, 19781, 39562, 47291, 54511, 79124, 94582, 109022, 189164, 218044, 375839, 751678, 1503356, 7140941, 14281882, 28563764]

約数ペア:

[(1, 28563764), (2, 14281882), (4, 7140941), (19, 1503356), (38, 751678), (76, 375839), (131, 218044), (151, 189164), (262, 109022), (302, 94582), (361, 79124), (524, 54511), (604, 47291), (722, 39562), (1444, 19781), (2489, 11476), (2869, 9956), (4978, 5738)]