138609184

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19961}}^1$

素因数の和:20009

約数の個数: 48

約数和(自身を含む): 321947136

約数和(自身を除く): 183337952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 19961, 39922, 79844, 139727, 159688, 279454, 319376, 558908, 618791, 638752, 1117816, 1237582, 2235632, 2475164, 4331537, 4471264, 4950328, 8663074, 9900656, 17326148, 19801312, 34652296, 69304592, 138609184]

約数ペア:

[(1, 138609184), (2, 69304592), (4, 34652296), (7, 19801312), (8, 17326148), (14, 9900656), (16, 8663074), (28, 4950328), (31, 4471264), (32, 4331537), (56, 2475164), (62, 2235632), (112, 1237582), (124, 1117816), (217, 638752), (224, 618791), (248, 558908), (434, 319376), (496, 279454), (868, 159688), (992, 139727), (1736, 79844), (3472, 39922), (6944, 19961)]