639311328

素因数分解:

$2^5\times 3^2\times {\mathrm{2219831}}^1$

素因数の和:2219847

約数の個数: 36

約数和(自身を含む): 1818042408

約数和(自身を除く): 1178731080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 2219831, 4439662, 6659493, 8879324, 13318986, 17758648, 19978479, 26637972, 35517296, 39956958, 53275944, 71034592, 79913916, 106551888, 159827832, 213103776, 319655664, 639311328]

約数ペア:

[(1, 639311328), (2, 319655664), (3, 213103776), (4, 159827832), (6, 106551888), (8, 79913916), (9, 71034592), (12, 53275944), (16, 39956958), (18, 35517296), (24, 26637972), (32, 19978479), (36, 17758648), (48, 13318986), (72, 8879324), (96, 6659493), (144, 4439662), (288, 2219831)]