28694725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 38086848

約数和(自身を除く): 9392123

約数列:

[1, 5, 17, 25, 85, 107, 425, 535, 631, 1819, 2675, 3155, 9095, 10727, 15775, 45475, 53635, 67517, 268175, 337585, 1147789, 1687925, 5738945, 28694725]

約数ペア:

[(1, 28694725), (5, 5738945), (17, 1687925), (25, 1147789), (85, 337585), (107, 268175), (425, 67517), (535, 53635), (631, 45475), (1819, 15775), (2675, 10727), (3155, 9095)]