138840496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{9631}}^1$

素因数の和:9709

約数の個数: 40

約数和(自身を含む): 290231424

約数和(自身を除く): 151390928

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1802, 3604, 7208, 9631, 14416, 19262, 38524, 77048, 154096, 163727, 327454, 510443, 654908, 1020886, 1309816, 2041772, 2619632, 4083544, 8167088, 8677531, 17355062, 34710124, 69420248, 138840496]

約数ペア:

[(1, 138840496), (2, 69420248), (4, 34710124), (8, 17355062), (16, 8677531), (17, 8167088), (34, 4083544), (53, 2619632), (68, 2041772), (106, 1309816), (136, 1020886), (212, 654908), (272, 510443), (424, 327454), (848, 163727), (901, 154096), (1802, 77048), (3604, 38524), (7208, 19262), (9631, 14416)]