291213386612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{3907}}^1\times {\mathrm{5479}}^1$

素因数の和:9588

約数の個数: 48

約数和(自身を含む): 539679168000

約数和(自身を除く): 248465781388

約数列:

[1, 2, 4, 19, 38, 76, 179, 358, 716, 3401, 3907, 5479, 6802, 7814, 10958, 13604, 15628, 21916, 74233, 104101, 148466, 208202, 296932, 416404, 699353, 980741, 1398706, 1961482, 2797412, 3922964, 13287707, 18634079, 21406453, 26575414, 37268158, 42812906, 53150828, 74536316, 85625812, 406722607, 813445214, 1626890428, 3831755087, 7663510174, 15327020348, 72803346653, 145606693306, 291213386612]

約数ペア:

[(1, 291213386612), (2, 145606693306), (4, 72803346653), (19, 15327020348), (38, 7663510174), (76, 3831755087), (179, 1626890428), (358, 813445214), (716, 406722607), (3401, 85625812), (3907, 74536316), (5479, 53150828), (6802, 42812906), (7814, 37268158), (10958, 26575414), (13604, 21406453), (15628, 18634079), (21916, 13287707), (74233, 3922964), (104101, 2797412), (148466, 1961482), (208202, 1398706), (296932, 980741), (416404, 699353)]