1288403207

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 1658180160

約数和(自身を除く): 369776953

約数列:

[1, 7, 13, 49, 73, 91, 103, 269, 511, 637, 721, 949, 1339, 1883, 3497, 3577, 5047, 6643, 7519, 9373, 13181, 19637, 24479, 27707, 46501, 52633, 65611, 97747, 137459, 171353, 193949, 255281, 360191, 368431, 684229, 962213, 1357643, 1786967, 2022611, 2521337, 4789603, 12508769, 14158277, 17649359, 26293943, 99107939, 184057601, 1288403207]

約数ペア:

[(1, 1288403207), (7, 184057601), (13, 99107939), (49, 26293943), (73, 17649359), (91, 14158277), (103, 12508769), (269, 4789603), (511, 2521337), (637, 2022611), (721, 1786967), (949, 1357643), (1339, 962213), (1883, 684229), (3497, 368431), (3577, 360191), (5047, 255281), (6643, 193949), (7519, 171353), (9373, 137459), (13181, 97747), (19637, 65611), (24479, 52633), (27707, 46501)]