78919908

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 188052480

約数和(自身を除く): 109132572

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 211, 213, 284, 422, 426, 439, 633, 844, 852, 878, 1266, 1317, 1756, 2532, 2634, 5268, 14981, 29962, 31169, 44943, 59924, 62338, 89886, 92629, 93507, 124676, 179772, 185258, 187014, 277887, 370516, 374028, 555774, 1111548, 6576659, 13153318, 19729977, 26306636, 39459954, 78919908]

約数ペア:

[(1, 78919908), (2, 39459954), (3, 26306636), (4, 19729977), (6, 13153318), (12, 6576659), (71, 1111548), (142, 555774), (211, 374028), (213, 370516), (284, 277887), (422, 187014), (426, 185258), (439, 179772), (633, 124676), (844, 93507), (852, 92629), (878, 89886), (1266, 62338), (1317, 59924), (1756, 44943), (2532, 31169), (2634, 29962), (5268, 14981)]