51403401

素因数分解:

$3^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:758

約数の個数: 36

約数和(自身を含む): 86919300

約数和(自身を除く): 35515899

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 229, 441, 509, 687, 1527, 1603, 2061, 3563, 4581, 4809, 10689, 11221, 14427, 24941, 32067, 33663, 74823, 100989, 116561, 224469, 349683, 815927, 1049049, 2447781, 5711489, 7343343, 17134467, 51403401]

約数ペア:

[(1, 51403401), (3, 17134467), (7, 7343343), (9, 5711489), (21, 2447781), (49, 1049049), (63, 815927), (147, 349683), (229, 224469), (441, 116561), (509, 100989), (687, 74823), (1527, 33663), (1603, 32067), (2061, 24941), (3563, 14427), (4581, 11221), (4809, 10689)]