243552218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 466034688

約数和(自身を除く): 222482470

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 127, 182, 254, 257, 287, 514, 533, 574, 889, 1066, 1651, 1778, 1799, 3302, 3341, 3598, 3731, 5207, 6682, 7462, 10414, 10537, 11557, 21074, 23114, 23387, 32639, 36449, 46774, 65278, 67691, 72898, 73759, 135382, 136981, 147518, 228473, 273962, 424307, 456946, 473837, 848614, 947674, 958867, 1338199, 1917734, 2676398, 2970149, 5940298, 9367393, 17396587, 18734786, 34793174, 121776109, 243552218]

約数ペア:

[(1, 243552218), (2, 121776109), (7, 34793174), (13, 18734786), (14, 17396587), (26, 9367393), (41, 5940298), (82, 2970149), (91, 2676398), (127, 1917734), (182, 1338199), (254, 958867), (257, 947674), (287, 848614), (514, 473837), (533, 456946), (574, 424307), (889, 273962), (1066, 228473), (1651, 147518), (1778, 136981), (1799, 135382), (3302, 73759), (3341, 72898), (3598, 67691), (3731, 65278), (5207, 46774), (6682, 36449), (7462, 32639), (10414, 23387), (10537, 23114), (11557, 21074)]