28563574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 20788106

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 863, 871, 1273, 1726, 1742, 2546, 11219, 16397, 16549, 22438, 32794, 33098, 57821, 115642, 213161, 426322, 751673, 1098599, 1503346, 2197198, 14281787, 28563574]

約数ペア:

[(1, 28563574), (2, 14281787), (13, 2197198), (19, 1503346), (26, 1098599), (38, 751673), (67, 426322), (134, 213161), (247, 115642), (494, 57821), (863, 33098), (871, 32794), (1273, 22438), (1726, 16549), (1742, 16397), (2546, 11219)]