28243992

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 85248000

約数和(自身を除く): 57004008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 49, 56, 73, 84, 94, 98, 141, 146, 147, 168, 188, 196, 219, 282, 292, 294, 329, 343, 376, 392, 438, 511, 564, 584, 588, 658, 686, 876, 987, 1022, 1029, 1128, 1176, 1316, 1372, 1533, 1752, 1974, 2044, 2058, 2303, 2632, 2744, 3066, 3431, 3577, 3948, 4088, 4116, 4606, 6132, 6862, 6909, 7154, 7896, 8232, 9212, 10293, 10731, 12264, 13724, 13818, 14308, 16121, 18424, 20586, 21462, 24017, 25039, 27448, 27636, 28616, 32242, 41172, 42924, 48034, 48363, 50078, 55272, 64484, 72051, 75117, 82344, 85848, 96068, 96726, 100156, 128968, 144102, 150234, 168119, 192136, 193452, 200312, 288204, 300468, 336238, 386904, 504357, 576408, 600936, 672476, 1008714, 1176833, 1344952, 2017428, 2353666, 3530499, 4034856, 4707332, 7060998, 9414664, 14121996, 28243992]

約数ペア:

[(1, 28243992), (2, 14121996), (3, 9414664), (4, 7060998), (6, 4707332), (7, 4034856), (8, 3530499), (12, 2353666), (14, 2017428), (21, 1344952), (24, 1176833), (28, 1008714), (42, 672476), (47, 600936), (49, 576408), (56, 504357), (73, 386904), (84, 336238), (94, 300468), (98, 288204), (141, 200312), (146, 193452), (147, 192136), (168, 168119), (188, 150234), (196, 144102), (219, 128968), (282, 100156), (292, 96726), (294, 96068), (329, 85848), (343, 82344), (376, 75117), (392, 72051), (438, 64484), (511, 55272), (564, 50078), (584, 48363), (588, 48034), (658, 42924), (686, 41172), (876, 32242), (987, 28616), (1022, 27636), (1029, 27448), (1128, 25039), (1176, 24017), (1316, 21462), (1372, 20586), (1533, 18424), (1752, 16121), (1974, 14308), (2044, 13818), (2058, 13724), (2303, 12264), (2632, 10731), (2744, 10293), (3066, 9212), (3431, 8232), (3577, 7896), (3948, 7154), (4088, 6909), (4116, 6862), (4606, 6132)]