28020762

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 53264358

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 27, 33, 42, 46, 54, 63, 66, 69, 77, 99, 126, 138, 154, 161, 189, 198, 207, 231, 253, 293, 297, 322, 378, 414, 462, 483, 506, 586, 594, 621, 693, 759, 879, 966, 1242, 1386, 1449, 1518, 1758, 1771, 2051, 2079, 2277, 2637, 2898, 3223, 3542, 4102, 4158, 4347, 4554, 5274, 5313, 6153, 6446, 6739, 6831, 7911, 8694, 9669, 10626, 12306, 13478, 13662, 15822, 15939, 18459, 19338, 20217, 22561, 29007, 31878, 36918, 40434, 45122, 47173, 47817, 55377, 58014, 60651, 67683, 74129, 87021, 94346, 95634, 110754, 121302, 135366, 141519, 148258, 174042, 181953, 203049, 222387, 283038, 363906, 406098, 424557, 444774, 518903, 609147, 667161, 849114, 1037806, 1218294, 1273671, 1334322, 1556709, 2001483, 2547342, 3113418, 4002966, 4670127, 9340254, 14010381, 28020762]

約数ペア:

[(1, 28020762), (2, 14010381), (3, 9340254), (6, 4670127), (7, 4002966), (9, 3113418), (11, 2547342), (14, 2001483), (18, 1556709), (21, 1334322), (22, 1273671), (23, 1218294), (27, 1037806), (33, 849114), (42, 667161), (46, 609147), (54, 518903), (63, 444774), (66, 424557), (69, 406098), (77, 363906), (99, 283038), (126, 222387), (138, 203049), (154, 181953), (161, 174042), (189, 148258), (198, 141519), (207, 135366), (231, 121302), (253, 110754), (293, 95634), (297, 94346), (322, 87021), (378, 74129), (414, 67683), (462, 60651), (483, 58014), (506, 55377), (586, 47817), (594, 47173), (621, 45122), (693, 40434), (759, 36918), (879, 31878), (966, 29007), (1242, 22561), (1386, 20217), (1449, 19338), (1518, 18459), (1758, 15939), (1771, 15822), (2051, 13662), (2079, 13478), (2277, 12306), (2637, 10626), (2898, 9669), (3223, 8694), (3542, 7911), (4102, 6831), (4158, 6739), (4347, 6446), (4554, 6153), (5274, 5313)]