487978192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{75679}}^1$

素因数の和:75731

約数の個数: 40

約数和(自身を含む): 1051043840

約数和(自身を除く): 563065648

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 75679, 151358, 302716, 605432, 983827, 1210864, 1967654, 2346049, 3935308, 4692098, 7870616, 9384196, 15741232, 18768392, 30498637, 37536784, 60997274, 121994548, 243989096, 487978192]

約数ペア:

[(1, 487978192), (2, 243989096), (4, 121994548), (8, 60997274), (13, 37536784), (16, 30498637), (26, 18768392), (31, 15741232), (52, 9384196), (62, 7870616), (104, 4692098), (124, 3935308), (208, 2346049), (248, 1967654), (403, 1210864), (496, 983827), (806, 605432), (1612, 302716), (3224, 151358), (6448, 75679)]