87478192

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{321611}}^1$

素因数の和:321636

約数の個数: 20

約数和(自身を含む): 179459496

約数和(自身を除く): 91981304

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 321611, 643222, 1286444, 2572888, 5145776, 5467387, 10934774, 21869548, 43739096, 87478192]

約数ペア:

[(1, 87478192), (2, 43739096), (4, 21869548), (8, 10934774), (16, 5467387), (17, 5145776), (34, 2572888), (68, 1286444), (136, 643222), (272, 321611)]