28012712

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 40934488

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 49, 52, 56, 91, 92, 98, 104, 161, 182, 184, 196, 239, 299, 322, 364, 392, 478, 598, 637, 644, 728, 956, 1127, 1196, 1274, 1288, 1673, 1912, 2093, 2254, 2392, 2548, 3107, 3346, 4186, 4508, 5096, 5497, 6214, 6692, 8372, 9016, 10994, 11711, 12428, 13384, 14651, 16744, 21749, 21988, 23422, 24856, 29302, 38479, 43498, 43976, 46844, 58604, 71461, 76958, 86996, 93688, 117208, 142922, 152243, 153916, 173992, 269353, 285844, 304486, 307832, 500227, 538706, 571688, 608972, 1000454, 1077412, 1217944, 2000908, 2154824, 3501589, 4001816, 7003178, 14006356, 28012712]

約数ペア:

[(1, 28012712), (2, 14006356), (4, 7003178), (7, 4001816), (8, 3501589), (13, 2154824), (14, 2000908), (23, 1217944), (26, 1077412), (28, 1000454), (46, 608972), (49, 571688), (52, 538706), (56, 500227), (91, 307832), (92, 304486), (98, 285844), (104, 269353), (161, 173992), (182, 153916), (184, 152243), (196, 142922), (239, 117208), (299, 93688), (322, 86996), (364, 76958), (392, 71461), (478, 58604), (598, 46844), (637, 43976), (644, 43498), (728, 38479), (956, 29302), (1127, 24856), (1196, 23422), (1274, 21988), (1288, 21749), (1673, 16744), (1912, 14651), (2093, 13384), (2254, 12428), (2392, 11711), (2548, 10994), (3107, 9016), (3346, 8372), (4186, 6692), (4508, 6214), (5096, 5497)]