678441596

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{1061}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 1393785792

約数和(自身を除く): 715344196

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 557, 574, 1061, 1114, 1148, 2122, 2228, 3899, 4244, 7427, 7798, 14854, 15596, 22837, 29708, 43501, 45674, 87002, 91348, 159859, 174004, 304507, 319718, 590977, 609014, 639436, 1181954, 1218028, 2363908, 4136839, 8273678, 16547356, 24230057, 48460114, 96920228, 169610399, 339220798, 678441596]

約数ペア:

[(1, 678441596), (2, 339220798), (4, 169610399), (7, 96920228), (14, 48460114), (28, 24230057), (41, 16547356), (82, 8273678), (164, 4136839), (287, 2363908), (557, 1218028), (574, 1181954), (1061, 639436), (1114, 609014), (1148, 590977), (2122, 319718), (2228, 304507), (3899, 174004), (4244, 159859), (7427, 91348), (7798, 87002), (14854, 45674), (15596, 43501), (22837, 29708)]