287996852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1009}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 593880000

約数和(自身を除く): 305883148

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 499, 572, 998, 1009, 1996, 2018, 4036, 5489, 6487, 10978, 11099, 12974, 13117, 21956, 22198, 25948, 26234, 44396, 52468, 71357, 142714, 144287, 285428, 288574, 503491, 577148, 1006982, 2013964, 5538401, 6545383, 11076802, 13090766, 22153604, 26181532, 71999213, 143998426, 287996852]

約数ペア:

[(1, 287996852), (2, 143998426), (4, 71999213), (11, 26181532), (13, 22153604), (22, 13090766), (26, 11076802), (44, 6545383), (52, 5538401), (143, 2013964), (286, 1006982), (499, 577148), (572, 503491), (998, 288574), (1009, 285428), (1996, 144287), (2018, 142714), (4036, 71357), (5489, 52468), (6487, 44396), (10978, 26234), (11099, 25948), (12974, 22198), (13117, 21956)]