31389552

素因数分解:

$2^4\times 3^3\times {\mathrm{72661}}^1$

素因数の和:72678

約数の個数: 40

約数和(自身を含む): 90100880

約数和(自身を除く): 58711328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 72661, 145322, 217983, 290644, 435966, 581288, 653949, 871932, 1162576, 1307898, 1743864, 1961847, 2615796, 3487728, 3923694, 5231592, 7847388, 10463184, 15694776, 31389552]

約数ペア:

[(1, 31389552), (2, 15694776), (3, 10463184), (4, 7847388), (6, 5231592), (8, 3923694), (9, 3487728), (12, 2615796), (16, 1961847), (18, 1743864), (24, 1307898), (27, 1162576), (36, 871932), (48, 653949), (54, 581288), (72, 435966), (108, 290644), (144, 217983), (216, 145322), (432, 72661)]