39987468

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 107872128

約数和(自身を除く): 67884660

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 223, 293, 306, 446, 586, 612, 669, 879, 892, 1172, 1338, 1758, 2007, 2637, 2676, 3516, 3791, 4014, 4981, 5274, 7582, 8028, 9962, 10548, 11373, 14943, 15164, 19924, 22746, 29886, 34119, 44829, 45492, 59772, 65339, 68238, 89658, 130678, 136476, 179316, 196017, 261356, 392034, 588051, 784068, 1110763, 1176102, 2221526, 2352204, 3332289, 4443052, 6664578, 9996867, 13329156, 19993734, 39987468]

約数ペア:

[(1, 39987468), (2, 19993734), (3, 13329156), (4, 9996867), (6, 6664578), (9, 4443052), (12, 3332289), (17, 2352204), (18, 2221526), (34, 1176102), (36, 1110763), (51, 784068), (68, 588051), (102, 392034), (153, 261356), (204, 196017), (223, 179316), (293, 136476), (306, 130678), (446, 89658), (586, 68238), (612, 65339), (669, 59772), (879, 45492), (892, 44829), (1172, 34119), (1338, 29886), (1758, 22746), (2007, 19924), (2637, 15164), (2676, 14943), (3516, 11373), (3791, 10548), (4014, 9962), (4981, 8028), (5274, 7582)]