28772325

素因数分解:

$3^2\times 5^2\times {\mathrm{127877}}^1$

素因数の和:127893

約数の個数: 18

約数和(自身を含む): 51534834

約数和(自身を除く): 22762509

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 127877, 383631, 639385, 1150893, 1918155, 3196925, 5754465, 9590775, 28772325]

約数ペア:

[(1, 28772325), (3, 9590775), (5, 5754465), (9, 3196925), (15, 1918155), (25, 1150893), (45, 639385), (75, 383631), (225, 127877)]