28726432

素因数分解:

$2^5\times 7^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 65016000

約数和(自身を除く): 36289568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 257, 499, 514, 998, 1028, 1799, 1996, 2056, 3493, 3598, 3992, 4112, 6986, 7196, 7984, 8224, 13972, 14392, 15968, 27944, 28784, 55888, 57568, 111776, 128243, 256486, 512972, 897701, 1025944, 1795402, 2051888, 3590804, 4103776, 7181608, 14363216, 28726432]

約数ペア:

[(1, 28726432), (2, 14363216), (4, 7181608), (7, 4103776), (8, 3590804), (14, 2051888), (16, 1795402), (28, 1025944), (32, 897701), (56, 512972), (112, 256486), (224, 128243), (257, 111776), (499, 57568), (514, 55888), (998, 28784), (1028, 27944), (1799, 15968), (1996, 14392), (2056, 13972), (3493, 8224), (3598, 7984), (3992, 7196), (4112, 6986)]