127739925

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{19577}}^1$

素因数の和:19622

約数の個数: 36

約数和(自身を含む): 236698020

約数和(自身を除く): 108958095

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 19577, 58731, 97885, 176193, 293655, 489425, 567733, 880965, 1468275, 1703199, 2838665, 4404825, 5109597, 8515995, 14193325, 25547985, 42579975, 127739925]

約数ペア:

[(1, 127739925), (3, 42579975), (5, 25547985), (9, 14193325), (15, 8515995), (25, 5109597), (29, 4404825), (45, 2838665), (75, 1703199), (87, 1468275), (145, 880965), (225, 567733), (261, 489425), (435, 293655), (725, 176193), (1305, 97885), (2175, 58731), (6525, 19577)]