2198925

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:382

約数の個数: 36

約数和(自身を含む): 4086420

約数和(自身を除く): 1887495

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 337, 435, 725, 1011, 1305, 1685, 2175, 3033, 5055, 6525, 8425, 9773, 15165, 25275, 29319, 48865, 75825, 87957, 146595, 244325, 439785, 732975, 2198925]

約数ペア:

[(1, 2198925), (3, 732975), (5, 439785), (9, 244325), (15, 146595), (25, 87957), (29, 75825), (45, 48865), (75, 29319), (87, 25275), (145, 15165), (225, 9773), (261, 8425), (337, 6525), (435, 5055), (725, 3033), (1011, 2175), (1305, 1685)]