28749514079

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1193}}^1$

素因数の和:1688

約数の個数: 64

約数和(自身を含む): 37435281408

約数和(自身を除く): 8685767329

約数列:

[1, 11, 13, 17, 23, 143, 187, 221, 253, 299, 391, 431, 1193, 2431, 3289, 4301, 4741, 5083, 5603, 7327, 9913, 13123, 15509, 20281, 27439, 55913, 61633, 80597, 95251, 109043, 128869, 168521, 170599, 223091, 263653, 301829, 356707, 466463, 514183, 1047761, 1417559, 1853731, 2190773, 2900183, 3923777, 5131093, 5656013, 6064019, 6684379, 8741111, 11826209, 24098503, 66704209, 73528169, 96152221, 113634443, 130088299, 153740717, 201045553, 1249978873, 1691147887, 2211501083, 2613592189, 28749514079]

約数ペア:

[(1, 28749514079), (11, 2613592189), (13, 2211501083), (17, 1691147887), (23, 1249978873), (143, 201045553), (187, 153740717), (221, 130088299), (253, 113634443), (299, 96152221), (391, 73528169), (431, 66704209), (1193, 24098503), (2431, 11826209), (3289, 8741111), (4301, 6684379), (4741, 6064019), (5083, 5656013), (5603, 5131093), (7327, 3923777), (9913, 2900183), (13123, 2190773), (15509, 1853731), (20281, 1417559), (27439, 1047761), (55913, 514183), (61633, 466463), (80597, 356707), (95251, 301829), (109043, 263653), (128869, 223091), (168521, 170599)]