2987868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4632612

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 179, 214, 321, 358, 428, 537, 642, 716, 1074, 1284, 1391, 2148, 2327, 2782, 4173, 4654, 5564, 6981, 8346, 9308, 13962, 16692, 19153, 27924, 38306, 57459, 76612, 114918, 229836, 248989, 497978, 746967, 995956, 1493934, 2987868]

約数ペア:

[(1, 2987868), (2, 1493934), (3, 995956), (4, 746967), (6, 497978), (12, 248989), (13, 229836), (26, 114918), (39, 76612), (52, 57459), (78, 38306), (107, 27924), (156, 19153), (179, 16692), (214, 13962), (321, 9308), (358, 8346), (428, 6981), (537, 5564), (642, 4654), (716, 4173), (1074, 2782), (1284, 2327), (1391, 2148)]