28736541988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{32051}}^1$

素因数の和:32185

約数の個数: 96

約数和(自身を含む): 65133766656

約数和(自身を除く): 36397224668

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 71, 77, 82, 142, 154, 164, 284, 287, 308, 451, 497, 574, 781, 902, 994, 1148, 1562, 1804, 1988, 2911, 3124, 3157, 5467, 5822, 6314, 10934, 11644, 12628, 20377, 21868, 32021, 32051, 40754, 64042, 64102, 81508, 128084, 128204, 224147, 224357, 352561, 448294, 448714, 705122, 896588, 897428, 1314091, 1410244, 2275621, 2467927, 2628182, 4551242, 4935854, 5256364, 9102484, 9198637, 9871708, 14455001, 15929347, 18397274, 25031831, 28910002, 31858694, 36794548, 50063662, 57820004, 63717388, 93300461, 100127324, 101185007, 175222817, 186600922, 202370014, 350445634, 373201844, 404740028, 653103227, 700891268, 1026305071, 1306206454, 2052610142, 2612412908, 4105220284, 7184135497, 14368270994, 28736541988]

約数ペア:

[(1, 28736541988), (2, 14368270994), (4, 7184135497), (7, 4105220284), (11, 2612412908), (14, 2052610142), (22, 1306206454), (28, 1026305071), (41, 700891268), (44, 653103227), (71, 404740028), (77, 373201844), (82, 350445634), (142, 202370014), (154, 186600922), (164, 175222817), (284, 101185007), (287, 100127324), (308, 93300461), (451, 63717388), (497, 57820004), (574, 50063662), (781, 36794548), (902, 31858694), (994, 28910002), (1148, 25031831), (1562, 18397274), (1804, 15929347), (1988, 14455001), (2911, 9871708), (3124, 9198637), (3157, 9102484), (5467, 5256364), (5822, 4935854), (6314, 4551242), (10934, 2628182), (11644, 2467927), (12628, 2275621), (20377, 1410244), (21868, 1314091), (32021, 897428), (32051, 896588), (40754, 705122), (64042, 448714), (64102, 448294), (81508, 352561), (128084, 224357), (128204, 224147)]