51760917

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 87736320

約数和(自身を除く): 35975403

約数列:

[1, 3, 9, 13, 27, 31, 39, 67, 71, 93, 117, 201, 213, 279, 351, 403, 603, 639, 837, 871, 923, 1209, 1809, 1917, 2077, 2201, 2613, 2769, 3627, 4757, 6231, 6603, 7839, 8307, 10881, 14271, 18693, 19809, 23517, 24921, 27001, 28613, 42813, 56079, 59427, 61841, 81003, 85839, 128439, 147467, 185523, 243009, 257517, 442401, 556569, 729027, 772551, 1327203, 1669707, 1917071, 3981609, 5751213, 17253639, 51760917]

約数ペア:

[(1, 51760917), (3, 17253639), (9, 5751213), (13, 3981609), (27, 1917071), (31, 1669707), (39, 1327203), (67, 772551), (71, 729027), (93, 556569), (117, 442401), (201, 257517), (213, 243009), (279, 185523), (351, 147467), (403, 128439), (603, 85839), (639, 81003), (837, 61841), (871, 59427), (923, 56079), (1209, 42813), (1809, 28613), (1917, 27001), (2077, 24921), (2201, 23517), (2613, 19809), (2769, 18693), (3627, 14271), (4757, 10881), (6231, 8307), (6603, 7839)]