28127916

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{8779}}^1$

素因数の和:8878

約数の個数: 36

約数和(自身を含む): 71908200

約数和(自身を除く): 43780284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 8779, 17558, 26337, 35116, 52674, 79011, 105348, 158022, 316044, 781331, 1562662, 2343993, 3125324, 4687986, 7031979, 9375972, 14063958, 28127916]

約数ペア:

[(1, 28127916), (2, 14063958), (3, 9375972), (4, 7031979), (6, 4687986), (9, 3125324), (12, 2343993), (18, 1562662), (36, 781331), (89, 316044), (178, 158022), (267, 105348), (356, 79011), (534, 52674), (801, 35116), (1068, 26337), (1602, 17558), (3204, 8779)]