51219828

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 142143456

約数和(自身を除く): 90923628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 211, 396, 422, 613, 633, 844, 1226, 1266, 1839, 1899, 2321, 2452, 2532, 3678, 3798, 4642, 5517, 6743, 6963, 7356, 7596, 9284, 11034, 13486, 13926, 20229, 20889, 22068, 26972, 27852, 40458, 41778, 60687, 80916, 83556, 121374, 129343, 242748, 258686, 388029, 517372, 776058, 1164087, 1422773, 1552116, 2328174, 2845546, 4268319, 4656348, 5691092, 8536638, 12804957, 17073276, 25609914, 51219828]

約数ペア:

[(1, 51219828), (2, 25609914), (3, 17073276), (4, 12804957), (6, 8536638), (9, 5691092), (11, 4656348), (12, 4268319), (18, 2845546), (22, 2328174), (33, 1552116), (36, 1422773), (44, 1164087), (66, 776058), (99, 517372), (132, 388029), (198, 258686), (211, 242748), (396, 129343), (422, 121374), (613, 83556), (633, 80916), (844, 60687), (1226, 41778), (1266, 40458), (1839, 27852), (1899, 26972), (2321, 22068), (2452, 20889), (2532, 20229), (3678, 13926), (3798, 13486), (4642, 11034), (5517, 9284), (6743, 7596), (6963, 7356)]