2154471775

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{12143}}^1$

素因数の和:12351

約数の個数: 24

約数和(自身を含む): 2746681344

約数和(自身を除く): 592209569

約数列:

[1, 5, 25, 47, 151, 235, 755, 1175, 3775, 7097, 12143, 35485, 60715, 177425, 303575, 570721, 1833593, 2853605, 9167965, 14268025, 45839825, 86178871, 430894355, 2154471775]

約数ペア:

[(1, 2154471775), (5, 430894355), (25, 86178871), (47, 45839825), (151, 14268025), (235, 9167965), (755, 2853605), (1175, 1833593), (3775, 570721), (7097, 303575), (12143, 177425), (35485, 60715)]