51979284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{659}}^1$

素因数の和:989

約数の個数: 72

約数和(自身を含む): 150870720

約数和(自身を除く): 98891436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 313, 626, 659, 939, 1252, 1318, 1878, 1977, 2191, 2636, 2817, 3756, 3954, 4382, 4613, 5634, 5931, 6573, 7908, 8764, 9226, 11268, 11862, 13146, 13839, 18452, 19719, 23724, 26292, 27678, 39438, 41517, 55356, 78876, 83034, 166068, 206267, 412534, 618801, 825068, 1237602, 1443869, 1856403, 2475204, 2887738, 3712806, 4331607, 5775476, 7425612, 8663214, 12994821, 17326428, 25989642, 51979284]

約数ペア:

[(1, 51979284), (2, 25989642), (3, 17326428), (4, 12994821), (6, 8663214), (7, 7425612), (9, 5775476), (12, 4331607), (14, 3712806), (18, 2887738), (21, 2475204), (28, 1856403), (36, 1443869), (42, 1237602), (63, 825068), (84, 618801), (126, 412534), (252, 206267), (313, 166068), (626, 83034), (659, 78876), (939, 55356), (1252, 41517), (1318, 39438), (1878, 27678), (1977, 26292), (2191, 23724), (2636, 19719), (2817, 18452), (3756, 13839), (3954, 13146), (4382, 11862), (4613, 11268), (5634, 9226), (5931, 8764), (6573, 7908)]