2178181148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{122839}}^1$

素因数の和:122898

約数の個数: 48

約数和(自身を含む): 4622714880

約数和(自身を除く): 2444533732

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 286, 341, 403, 572, 682, 806, 1364, 1612, 4433, 8866, 17732, 122839, 245678, 491356, 1351229, 1596907, 2702458, 3193814, 3808009, 5404916, 6387628, 7616018, 15232036, 17565977, 35131954, 41888099, 49504117, 70263908, 83776198, 99008234, 167552396, 198016468, 544545287, 1089090574, 2178181148]

約数ペア:

[(1, 2178181148), (2, 1089090574), (4, 544545287), (11, 198016468), (13, 167552396), (22, 99008234), (26, 83776198), (31, 70263908), (44, 49504117), (52, 41888099), (62, 35131954), (124, 17565977), (143, 15232036), (286, 7616018), (341, 6387628), (403, 5404916), (572, 3808009), (682, 3193814), (806, 2702458), (1364, 1596907), (1612, 1351229), (4433, 491356), (8866, 245678), (17732, 122839)]