28925885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 38290560

約数和(自身を除く): 9364675

約数列:

[1, 5, 19, 43, 73, 95, 97, 215, 365, 485, 817, 1387, 1843, 3139, 4085, 4171, 6935, 7081, 9215, 15695, 20855, 35405, 59641, 79249, 134539, 298205, 304483, 396245, 672695, 1522415, 5785177, 28925885]

約数ペア:

[(1, 28925885), (5, 5785177), (19, 1522415), (43, 672695), (73, 396245), (95, 304483), (97, 298205), (215, 134539), (365, 79249), (485, 59641), (817, 35405), (1387, 20855), (1843, 15695), (3139, 9215), (4085, 7081), (4171, 6935)]