131566148

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 268929024

約数和(自身を除く): 137362876

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 191, 292, 337, 382, 511, 674, 764, 1022, 1337, 1348, 2044, 2359, 2674, 4718, 5348, 9436, 13943, 24601, 27886, 49202, 55772, 64367, 97601, 98404, 128734, 172207, 195202, 257468, 344414, 390404, 450569, 688828, 901138, 1802276, 4698791, 9397582, 18795164, 32891537, 65783074, 131566148]

約数ペア:

[(1, 131566148), (2, 65783074), (4, 32891537), (7, 18795164), (14, 9397582), (28, 4698791), (73, 1802276), (146, 901138), (191, 688828), (292, 450569), (337, 390404), (382, 344414), (511, 257468), (674, 195202), (764, 172207), (1022, 128734), (1337, 98404), (1348, 97601), (2044, 64367), (2359, 55772), (2674, 49202), (4718, 27886), (5348, 24601), (9436, 13943)]