253459458

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 673729056

約数和(自身を除く): 420269598

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 43, 49, 63, 82, 86, 98, 123, 126, 129, 147, 163, 246, 258, 287, 294, 301, 326, 369, 387, 441, 489, 574, 602, 738, 774, 861, 882, 903, 978, 1141, 1467, 1722, 1763, 1806, 2009, 2107, 2282, 2583, 2709, 2934, 3423, 3526, 4018, 4214, 5166, 5289, 5418, 6027, 6321, 6683, 6846, 7009, 7987, 10269, 10578, 12054, 12341, 12642, 13366, 14018, 15867, 15974, 18081, 18963, 20049, 20538, 21027, 23961, 24682, 31734, 36162, 37023, 37926, 40098, 42054, 46781, 47922, 49063, 60147, 63081, 71883, 74046, 86387, 93562, 98126, 111069, 120294, 126162, 140343, 143766, 147189, 172774, 222138, 259161, 280686, 287369, 294378, 327467, 343441, 421029, 441567, 518322, 574738, 654934, 686882, 777483, 842058, 862107, 883134, 982401, 1030323, 1554966, 1724214, 1964802, 2011583, 2060646, 2586321, 2947203, 3090969, 4023166, 5172642, 5894406, 6034749, 6181938, 12069498, 14081081, 18104247, 28162162, 36208494, 42243243, 84486486, 126729729, 253459458]

約数ペア:

[(1, 253459458), (2, 126729729), (3, 84486486), (6, 42243243), (7, 36208494), (9, 28162162), (14, 18104247), (18, 14081081), (21, 12069498), (41, 6181938), (42, 6034749), (43, 5894406), (49, 5172642), (63, 4023166), (82, 3090969), (86, 2947203), (98, 2586321), (123, 2060646), (126, 2011583), (129, 1964802), (147, 1724214), (163, 1554966), (246, 1030323), (258, 982401), (287, 883134), (294, 862107), (301, 842058), (326, 777483), (369, 686882), (387, 654934), (441, 574738), (489, 518322), (574, 441567), (602, 421029), (738, 343441), (774, 327467), (861, 294378), (882, 287369), (903, 280686), (978, 259161), (1141, 222138), (1467, 172774), (1722, 147189), (1763, 143766), (1806, 140343), (2009, 126162), (2107, 120294), (2282, 111069), (2583, 98126), (2709, 93562), (2934, 86387), (3423, 74046), (3526, 71883), (4018, 63081), (4214, 60147), (5166, 49063), (5289, 47922), (5418, 46781), (6027, 42054), (6321, 40098), (6683, 37926), (6846, 37023), (7009, 36162), (7987, 31734), (10269, 24682), (10578, 23961), (12054, 21027), (12341, 20538), (12642, 20049), (13366, 18963), (14018, 18081), (15867, 15974)]