28701792

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 144

約数和(自身を含む): 97493760

約数和(自身を除く): 68791968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 207, 224, 252, 276, 288, 322, 336, 368, 414, 483, 504, 552, 619, 644, 672, 736, 828, 966, 1008, 1104, 1238, 1288, 1449, 1656, 1857, 1932, 2016, 2208, 2476, 2576, 2898, 3312, 3714, 3864, 4333, 4952, 5152, 5571, 5796, 6624, 7428, 7728, 8666, 9904, 11142, 11592, 12999, 14237, 14856, 15456, 17332, 19808, 22284, 23184, 25998, 28474, 29712, 34664, 38997, 42711, 44568, 46368, 51996, 56948, 59424, 69328, 77994, 85422, 89136, 99659, 103992, 113896, 128133, 138656, 155988, 170844, 178272, 199318, 207984, 227792, 256266, 298977, 311976, 341688, 398636, 415968, 455584, 512532, 597954, 623952, 683376, 797272, 896931, 1025064, 1195908, 1247904, 1366752, 1594544, 1793862, 2050128, 2391816, 3189088, 3587724, 4100256, 4783632, 7175448, 9567264, 14350896, 28701792]

約数ペア:

[(1, 28701792), (2, 14350896), (3, 9567264), (4, 7175448), (6, 4783632), (7, 4100256), (8, 3587724), (9, 3189088), (12, 2391816), (14, 2050128), (16, 1793862), (18, 1594544), (21, 1366752), (23, 1247904), (24, 1195908), (28, 1025064), (32, 896931), (36, 797272), (42, 683376), (46, 623952), (48, 597954), (56, 512532), (63, 455584), (69, 415968), (72, 398636), (84, 341688), (92, 311976), (96, 298977), (112, 256266), (126, 227792), (138, 207984), (144, 199318), (161, 178272), (168, 170844), (184, 155988), (207, 138656), (224, 128133), (252, 113896), (276, 103992), (288, 99659), (322, 89136), (336, 85422), (368, 77994), (414, 69328), (483, 59424), (504, 56948), (552, 51996), (619, 46368), (644, 44568), (672, 42711), (736, 38997), (828, 34664), (966, 29712), (1008, 28474), (1104, 25998), (1238, 23184), (1288, 22284), (1449, 19808), (1656, 17332), (1857, 15456), (1932, 14856), (2016, 14237), (2208, 12999), (2476, 11592), (2576, 11142), (2898, 9904), (3312, 8666), (3714, 7728), (3864, 7428), (4333, 6624), (4952, 5796), (5152, 5571)]