197019746

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 384528384

約数和(自身を除く): 187508638

約数列:

[1, 2, 7, 11, 14, 22, 37, 71, 74, 77, 142, 154, 259, 407, 487, 497, 518, 781, 814, 974, 994, 1562, 2627, 2849, 3409, 5254, 5357, 5467, 5698, 6818, 10714, 10934, 18019, 18389, 28897, 34577, 36038, 36778, 37499, 57794, 69154, 74998, 126133, 198209, 202279, 242039, 252266, 380347, 396418, 404558, 484078, 760694, 1279349, 1387463, 2558698, 2662429, 2774926, 5324858, 8955443, 14072839, 17910886, 28145678, 98509873, 197019746]

約数ペア:

[(1, 197019746), (2, 98509873), (7, 28145678), (11, 17910886), (14, 14072839), (22, 8955443), (37, 5324858), (71, 2774926), (74, 2662429), (77, 2558698), (142, 1387463), (154, 1279349), (259, 760694), (407, 484078), (487, 404558), (497, 396418), (518, 380347), (781, 252266), (814, 242039), (974, 202279), (994, 198209), (1562, 126133), (2627, 74998), (2849, 69154), (3409, 57794), (5254, 37499), (5357, 36778), (5467, 36038), (5698, 34577), (6818, 28897), (10714, 18389), (10934, 18019)]