31787568

素因数分解:

$2^4\times 3^2\times {\mathrm{220747}}^1$

素因数の和:220761

約数の個数: 30

約数和(自身を含む): 88961444

約数和(自身を除く): 57173876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 220747, 441494, 662241, 882988, 1324482, 1765976, 1986723, 2648964, 3531952, 3973446, 5297928, 7946892, 10595856, 15893784, 31787568]

約数ペア:

[(1, 31787568), (2, 15893784), (3, 10595856), (4, 7946892), (6, 5297928), (8, 3973446), (9, 3531952), (12, 2648964), (16, 1986723), (18, 1765976), (24, 1324482), (36, 882988), (48, 662241), (72, 441494), (144, 220747)]