28186595

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 10797085

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 323, 527, 563, 589, 1615, 2635, 2815, 2945, 9571, 10013, 10697, 17453, 47855, 50065, 53485, 87265, 181849, 296701, 331607, 909245, 1483505, 1658035, 5637319, 28186595]

約数ペア:

[(1, 28186595), (5, 5637319), (17, 1658035), (19, 1483505), (31, 909245), (85, 331607), (95, 296701), (155, 181849), (323, 87265), (527, 53485), (563, 50065), (589, 47855), (1615, 17453), (2635, 10697), (2815, 10013), (2945, 9571)]