2987875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 32

約数和(自身を含む): 4245696

約数和(自身を除く): 1257821

約数列:

[1, 5, 11, 25, 41, 53, 55, 125, 205, 265, 275, 451, 583, 1025, 1325, 1375, 2173, 2255, 2915, 5125, 6625, 10865, 11275, 14575, 23903, 54325, 56375, 72875, 119515, 271625, 597575, 2987875]

約数ペア:

[(1, 2987875), (5, 597575), (11, 271625), (25, 119515), (41, 72875), (53, 56375), (55, 54325), (125, 23903), (205, 14575), (265, 11275), (275, 10865), (451, 6625), (583, 5125), (1025, 2915), (1325, 2255), (1375, 2173)]