31303355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 41395200

約数和(自身を除く): 10091845

約数列:

[1, 5, 19, 43, 79, 95, 97, 215, 395, 485, 817, 1501, 1843, 3397, 4085, 4171, 7505, 7663, 9215, 16985, 20855, 38315, 64543, 79249, 145597, 322715, 329509, 396245, 727985, 1647545, 6260671, 31303355]

約数ペア:

[(1, 31303355), (5, 6260671), (19, 1647545), (43, 727985), (79, 396245), (95, 329509), (97, 322715), (215, 145597), (395, 79249), (485, 64543), (817, 38315), (1501, 20855), (1843, 16985), (3397, 9215), (4085, 7663), (4171, 7505)]