42974997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 66624768

約数和(自身を除く): 23649771

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 663, 689, 901, 1223, 2067, 2703, 3669, 11713, 15899, 20791, 35139, 47697, 62373, 64819, 194457, 270283, 810849, 842647, 1101923, 2527941, 3305769, 14324999, 42974997]

約数ペア:

[(1, 42974997), (3, 14324999), (13, 3305769), (17, 2527941), (39, 1101923), (51, 842647), (53, 810849), (159, 270283), (221, 194457), (663, 64819), (689, 62373), (901, 47697), (1223, 35139), (2067, 20791), (2703, 15899), (3669, 11713)]