28923220144

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^2$

素因数の和:8942

約数の個数: 60

約数和(自身を含む): 68986233904

約数和(自身を除く): 40063013760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 4457, 8914, 17828, 31199, 35656, 57941, 62398, 71312, 115882, 124796, 231764, 249592, 405587, 463528, 499184, 811174, 927056, 1622348, 3244696, 6489392, 19864849, 39729698, 79459396, 139053943, 158918792, 258243037, 278107886, 317837584, 516486074, 556215772, 1032972148, 1112431544, 1807701259, 2065944296, 2224863088, 3615402518, 4131888592, 7230805036, 14461610072, 28923220144]

約数ペア:

[(1, 28923220144), (2, 14461610072), (4, 7230805036), (7, 4131888592), (8, 3615402518), (13, 2224863088), (14, 2065944296), (16, 1807701259), (26, 1112431544), (28, 1032972148), (52, 556215772), (56, 516486074), (91, 317837584), (104, 278107886), (112, 258243037), (182, 158918792), (208, 139053943), (364, 79459396), (728, 39729698), (1456, 19864849), (4457, 6489392), (8914, 3244696), (17828, 1622348), (31199, 927056), (35656, 811174), (57941, 499184), (62398, 463528), (71312, 405587), (115882, 249592), (124796, 231764)]