287915212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{1039}}^1$

素因数の和:1202

約数の個数: 36

約数和(自身を含む): 550673760

約数和(自身を除く): 262758548

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1039, 1898, 2078, 3796, 4156, 5329, 10658, 13507, 21316, 27014, 54028, 69277, 75847, 138554, 151694, 277108, 303388, 986011, 1972022, 3944044, 5536831, 11073662, 22147324, 71978803, 143957606, 287915212]

約数ペア:

[(1, 287915212), (2, 143957606), (4, 71978803), (13, 22147324), (26, 11073662), (52, 5536831), (73, 3944044), (146, 1972022), (292, 986011), (949, 303388), (1039, 277108), (1898, 151694), (2078, 138554), (3796, 75847), (4156, 69277), (5329, 54028), (10658, 27014), (13507, 21316)]