42640455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 81349632

約数和(自身を除く): 38709177

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 103, 143, 165, 193, 195, 309, 429, 515, 579, 715, 965, 1133, 1339, 1545, 2123, 2145, 2509, 2895, 3399, 4017, 5665, 6369, 6695, 7527, 10615, 12545, 14729, 16995, 19879, 20085, 27599, 31845, 37635, 44187, 59637, 73645, 82797, 99395, 137995, 218669, 220935, 258427, 298185, 413985, 656007, 775281, 1093345, 1292135, 2842697, 3280035, 3876405, 8528091, 14213485, 42640455]

約数ペア:

[(1, 42640455), (3, 14213485), (5, 8528091), (11, 3876405), (13, 3280035), (15, 2842697), (33, 1292135), (39, 1093345), (55, 775281), (65, 656007), (103, 413985), (143, 298185), (165, 258427), (193, 220935), (195, 218669), (309, 137995), (429, 99395), (515, 82797), (579, 73645), (715, 59637), (965, 44187), (1133, 37635), (1339, 31845), (1545, 27599), (2123, 20085), (2145, 19879), (2509, 16995), (2895, 14729), (3399, 12545), (4017, 10615), (5665, 7527), (6369, 6695)]