1640821893

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{22613}}^1$

素因数の和:22721

約数の個数: 24

約数和(自身を含む): 2343534048

約数和(自身を除く): 702712155

約数列:

[1, 3, 19, 57, 67, 201, 361, 1083, 1273, 3819, 22613, 24187, 67839, 72561, 429647, 1288941, 1515071, 4545213, 8163293, 24489879, 28786349, 86359047, 546940631, 1640821893]

約数ペア:

[(1, 1640821893), (3, 546940631), (19, 86359047), (57, 28786349), (67, 24489879), (201, 8163293), (361, 4545213), (1083, 1515071), (1273, 1288941), (3819, 429647), (22613, 72561), (24187, 67839)]