31491324

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 84363552

約数和(自身を除く): 52872228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 73, 92, 138, 146, 207, 219, 276, 292, 414, 438, 521, 657, 828, 876, 1042, 1314, 1563, 1679, 2084, 2628, 3126, 3358, 4689, 5037, 6252, 6716, 9378, 10074, 11983, 15111, 18756, 20148, 23966, 30222, 35949, 38033, 47932, 60444, 71898, 76066, 107847, 114099, 143796, 152132, 215694, 228198, 342297, 431388, 456396, 684594, 874759, 1369188, 1749518, 2624277, 3499036, 5248554, 7872831, 10497108, 15745662, 31491324]

約数ペア:

[(1, 31491324), (2, 15745662), (3, 10497108), (4, 7872831), (6, 5248554), (9, 3499036), (12, 2624277), (18, 1749518), (23, 1369188), (36, 874759), (46, 684594), (69, 456396), (73, 431388), (92, 342297), (138, 228198), (146, 215694), (207, 152132), (219, 143796), (276, 114099), (292, 107847), (414, 76066), (438, 71898), (521, 60444), (657, 47932), (828, 38033), (876, 35949), (1042, 30222), (1314, 23966), (1563, 20148), (1679, 18756), (2084, 15111), (2628, 11983), (3126, 10074), (3358, 9378), (4689, 6716), (5037, 6252)]