214939725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 486843840

約数和(自身を除く): 271904115

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 25, 33, 35, 39, 49, 55, 65, 75, 77, 91, 105, 143, 147, 165, 175, 195, 231, 245, 273, 275, 325, 385, 409, 429, 455, 525, 539, 637, 715, 735, 825, 975, 1001, 1155, 1225, 1227, 1365, 1617, 1911, 1925, 2045, 2145, 2275, 2695, 2863, 3003, 3185, 3575, 3675, 4499, 5005, 5317, 5775, 6135, 6825, 7007, 8085, 8589, 9555, 10225, 10725, 13475, 13497, 14315, 15015, 15925, 15951, 20041, 21021, 22495, 25025, 26585, 30675, 31493, 35035, 37219, 40425, 42945, 47775, 58487, 60123, 67485, 71575, 75075, 79755, 94479, 100205, 105105, 111657, 112475, 132925, 157465, 175175, 175461, 186095, 214725, 220451, 260533, 292435, 300615, 337425, 398775, 409409, 472395, 501025, 525525, 558285, 661353, 781599, 787325, 877305, 930475, 1102255, 1228227, 1302665, 1462175, 1503075, 2047045, 2361975, 2791425, 2865863, 3306765, 3907995, 4386525, 5511275, 6141135, 6513325, 8597589, 10235225, 14329315, 16533825, 19539975, 30705675, 42987945, 71646575, 214939725]

約数ペア:

[(1, 214939725), (3, 71646575), (5, 42987945), (7, 30705675), (11, 19539975), (13, 16533825), (15, 14329315), (21, 10235225), (25, 8597589), (33, 6513325), (35, 6141135), (39, 5511275), (49, 4386525), (55, 3907995), (65, 3306765), (75, 2865863), (77, 2791425), (91, 2361975), (105, 2047045), (143, 1503075), (147, 1462175), (165, 1302665), (175, 1228227), (195, 1102255), (231, 930475), (245, 877305), (273, 787325), (275, 781599), (325, 661353), (385, 558285), (409, 525525), (429, 501025), (455, 472395), (525, 409409), (539, 398775), (637, 337425), (715, 300615), (735, 292435), (825, 260533), (975, 220451), (1001, 214725), (1155, 186095), (1225, 175461), (1227, 175175), (1365, 157465), (1617, 132925), (1911, 112475), (1925, 111657), (2045, 105105), (2145, 100205), (2275, 94479), (2695, 79755), (2863, 75075), (3003, 71575), (3185, 67485), (3575, 60123), (3675, 58487), (4499, 47775), (5005, 42945), (5317, 40425), (5775, 37219), (6135, 35035), (6825, 31493), (7007, 30675), (8085, 26585), (8589, 25025), (9555, 22495), (10225, 21021), (10725, 20041), (13475, 15951), (13497, 15925), (14315, 15015)]