138735376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8443}}^1$

素因数の和:8543

約数の個数: 40

約数和(自身を含む): 293175680

約数和(自身を除く): 154440304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 8443, 16432, 16886, 33772, 67544, 109759, 135088, 219518, 439036, 666997, 878072, 1333994, 1756144, 2667988, 5335976, 8670961, 10671952, 17341922, 34683844, 69367688, 138735376]

約数ペア:

[(1, 138735376), (2, 69367688), (4, 34683844), (8, 17341922), (13, 10671952), (16, 8670961), (26, 5335976), (52, 2667988), (79, 1756144), (104, 1333994), (158, 878072), (208, 666997), (316, 439036), (632, 219518), (1027, 135088), (1264, 109759), (2054, 67544), (4108, 33772), (8216, 16886), (8443, 16432)]