28860506

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:674

約数の個数: 24

約数和(自身を含む): 46414944

約数和(自身を除く): 17554438

約数列:

[1, 2, 19, 38, 71, 142, 361, 563, 722, 1126, 1349, 2698, 10697, 21394, 25631, 39973, 51262, 79946, 203243, 406486, 759487, 1518974, 14430253, 28860506]

約数ペア:

[(1, 28860506), (2, 14430253), (19, 1518974), (38, 759487), (71, 406486), (142, 203243), (361, 79946), (563, 51262), (722, 39973), (1126, 25631), (1349, 21394), (2698, 10697)]